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4/13/2019 Air Conditioning - Automatic A/C Circuit (Heating and Air Conditioning) - ALLDATA Repair 2017 Chevy Truck Colorado 2WD L4-2.5L Vehicle > Heating and Air Conditioning > Diagrams > Electrical - Interactive Color (Non OE) Air Conditioning - Automatic A/C Circuit - Page of YEL/LT BLU GRY/LT GRN GRY/LT GRN J221 J253 VIO/GRY WINDSHIELD TEMPERATURE & INSIDE MOISTURE SENSOR (INSIDE REAR VIEW MIRROR) X1 37 X2 25 RED/VIO X300 RED/GRY 15 INSTRUMENT PANEL FUSE BLOCK (RIGHT FRONT KICK PANEL) RED/GRY YEL/LT BLU RED/GRY VIO/GRY YEL/RED 47 VIO/GRY YEL/RED I/P CLSTR FUSE 10A VIO/GRY RED/VIO BLK/LT BLU HOT AT ALL TIMES HVAC RUN/CRNK FUSE 5A 48 ONSTAR/ HVAC FUSE 10A RED/VIO 33 BLK/LT BLU RED/VIO GRY/LT BLU X200 14 LOGIC GRY/LT BLU UNDERHOOD FUSE BLOCK (NEXT TO BATTERY) X2 FRT BLWR FUSE 40A HOT W/ IGNITION MAIN RELAY ENERGIZED HOT AT ALL TIMES X203 HOT AT ALL TIMES VIO/GRY VIO RED/GRY WINDSCREEN TEMP SENS SIG GRY/LT GRN 7565 GRY/LT GRN X203 INSIDE AIR TEMP SENS SIG LT BLU/WHT 734 HUMIDITY TEMP SENS SIG YEL/LT BLU 3197 YEL/LT BLU YEL/RED 597 YEL/RED BLK/LT BLU 7566 BLK/LT BLU VOLT REF TEMP SENS LOW REF RED/GRY 10 11 HUMIDITY SENS SIG TWILIGHT SENTINEL DELAY SIGNAL 12 GRY/LT BLU 7564 13 GRY/LT BLU X203 YEL/VIO 1783 BRN 518 RED/VIO 3340 GRN 5060 GRN/YEL 7531 VIO 3195 BLK 2050 VIO/GRY 539 10 LT BLU/YEL 7574 LT BLU/YEL 19 LT BLU/YEL LT BLU/YEL 11 LT BLU/BRN 7573 LT BLU/BRN 10 LT BLU/BRN LT BLU/BRN 14 15 16 17 LOWER LH AIR TEMP SENS SIG 18 BRN 19 20 X1 BATTERY POSITIVE VOLT LOW SPEED GMLAN SERIAL DATA LOCAL INTERCONNECT NETWORK SERIAL DATA BUS COMPUTER DATA LINES SYSTEM GRN/YEL 6 AUXILIARY HTR CTRL GND RUN/CRANK IGNITION VOLT ELECTRIC VARIABLE DISPLACEMENT CTRL ELECTRIC VARIABLE DISPLACEMENT SPLY J227 BLK (REAR OF FLOOR SHIFTER) G300 X200 12 X101 13 14 BLOWER MTR SPD CTRL LT BLU/GRY 754 18 BLK/YEL 1791 19 BRN/VIO 193 15 16 17 ANTI-THEFT SYSTEM M LT BLU/WHT GRY WHT/LT BLU YEL/VIO BLK/YEL BLK LOGIC G300 (REAR OF FLOOR SHIFTER) LOGIC 562211 2050 BLK RED/VIO HEADLIGHTS SYSTEM GND 754 542 LT BLU/GRY HVAC CONTROL MODULE (CENTER OF DASH) X2 DEFOGGER SYSTEM 20 BATT POS VOLT REAR DEFOG RLY CTRL BLWR MTR SPD CTRL AIR TEMP DOOR CTRL LOW REF BLOWER MOTOR CONTROL MODULE (INTEGRAL TO BLOWER MOTOR) https://my.alldata.com/repair/#/repair/article/56908/component/5/itype/437/nonstandard/42048/selfRefLink/false AMBIENT LIGHT/SUNLOAD SENSOR (CENTER OF DASH AT WINDSHIELD) 1/4 4/13/2019 Air Conditioning - Automatic A/C Circuit (Heating and Air Conditioning) - ALLDATA Repair 2017 Chevy Truck Colorado 2WD L4-2.5L Vehicle > Heating and Air Conditioning > Diagrams > Electrical - Interactive Color (Non OE) Air Conditioning - Automatic A/C Circuit - Page of HOT AT ALL TIMES HOT AT ALL TIMES UNDERHOOD FUSE BLOCK (NEXT TO BATTERY) X4 X5 RED/WHT RED/GRY RED/GRY X4 RED/WHT 34 WHT/GRY X3 50 BRN/LT GRN RED/GRY X2 X1 BLK VIO VIO/GRY 87 G303 (UNDER DRIVER'S SEAT) FUSE 100A BATTERY FUSE BLOCK (TOP OF BATTERY POSITIVE POST) 30 86 A/C COMPRESSOR CLUTCH 85 RELAY 30 FUSE 250A 87 ENGINE CONTROLS IGNITION RELAY A/C CLTCH FUSE 10A BATTERY POSITIVE VOLT GND HEATER CTRL RUN/CRANK IGN VOLT LOGIC RED/GRY (ON HVAC ASSEMBLY) (2.8L TURBO DIESEL) ELECTRICAL AUXILIARY HEATER VIO/GRY VIO RED/GRY RED/GRY RED/GRY WHT/GRY BRN RED/GRY RED/GRY B+ GRN COMPUTER DATA LINES SYSTEM SERIAL DATA BUS BRN BLK/WHT G305 (REAR OF FLOOR SHIFTER) GRN/YEL BLK/WHT 10 J228 SIG GND LEFT TEMPERATURE CONTROL SWITCH RIGHT TEMPERATURE CONTROL SWITCH BLOWER SWITCH GRN/YEL A/C-ON IND RECIRCULATION IND LT BLU/YEL LT BLU/BRN LOWER AIR OUTLET IND UPPER & LOWER AIR OUTLET IND BRN/LT GRN BLK LT BLU/YEL LT BLU/BRN BLK A/C COMPRESSOR 562212 BLK DEFROST & LOWER AIR OUTLET IND AUTO IND UPPER AIR OUTLET IND WINDSHIELD DEFROST IND SYNC IND BLK NCA NCA A/C COMPRESSOR CLUTCH 2.8L TURBO DIESEL G107 (REAR OF CYLINDER HEAD) J128 A/C COMPRESSOR SOLENOID VALVE 2.5L & 3.6L BLK A/C-ON SWITCH RECIRCULATION SWITCH LOWER AIR OUTLET SWITCH AUTO SWITCH UPPER AIR OUTLET SWITCH START STOP SWITCH DEFROST & LOWER AIR OUTLET SWITCH G108 (3.6L: RIGHT SIDE OF ENGINE BLOCK) (2.5L: REAR OF ENGINE BLOCK) https://my.alldata.com/repair/#/repair/article/56908/component/5/itype/437/nonstandard/42048/selfRefLink/false UPPER & LOWER AIR OUTLET SWITCH SYNC SWITCH WINDSHIELD DEFROST SWITCH LOGIC HVAC CONTROLS 2/4 4/13/2019 Air Conditioning - Automatic A/C Circuit (Heating and Air Conditioning) - ALLDATA Repair 2017 Chevy Truck Colorado 2WD L4-2.5L Vehicle > Heating and Air Conditioning > Diagrams > Electrical - Interactive Color (Non OE) Air Conditioning - Automatic A/C Circuit - Page of YEL/GRN X108 WHT DK BLU/ BLK BLK/GRN BLK/BRN BLK GRY/YEL G307 (REAR OF FLOOR SHIFTER) LT BLU/VIO BLK/WHT J225 VIO/GRN 19 BLK/WHT GND COMPUTER DATA LINES SYSTEM 3 GRN B LT BLU/VIO ENGINE COOLANT TEMPERATURE GAUGE A RED/GRY GRY/RED LOW SPD GMLAN SERIAL DATA GRY/RED BATT POS VOLT DRIVER INFORMATION CENTER DISPLAY (COOLING FAN ASSEMBLY) COOLING FAN CLUTCH (ON BATTERY TRAY) COOLING FAN RESISTOR G107 (REAR OF CYLINDER HEAD) LOGIC INSTRUMENT CLUSTER WHT RED/GRY BLK/BRN RED/GRY J126 RED/GRY LT BLU/VIO GRY/RED J125 WHT/GRY WHT/GRY (ENGINE HARNESS, NEAR BREAKOUT TO UNDERHOOD FUSE BLOCK) BRN 516 BRN 3165 YEL 3166 WHT/RED 3167 GRN/BRN 3168 GRN/WHT UPPER LEFT AIR TEMP SENS SIG MODE DR STEPPER MTR CTRL MODE DR STEPPER MTR CTRL MODE DR STEPPER MTR CTRL MODE DR STEPPER MTR CTRL (HVAC ASSEMBLY HARNESS) 407 BLK/YEL 10 J252 (HVAC ASSEMBLY HARNESS) J251 3169 GRN 11 3170 WHT/PNK 12 3171 GRY/RED 13 3172 RED/BLK 14 7572 ORG 15 3173 GRY 16 3174 BLU/WHT 17 3175 BRN/GRN 18 3176 RED/GRN 19 6137 GRY 20 X3 LOW REF TEMP DR STEPPER MTR CTRL TEMP DR STEPPER MTR CTRL TEMP DR STEPPER MTR CTRL TEMP DR STEPPER MTR CTRL HVAC MOTOR SUPPLY VOLTAGE AIR INLET DR STEPPER MTR CTRL AIR INLET DR STEPPER MTR CTRL AIR INLET DR STEPPER MTR CTRL AIR INLET DR STEPPER MTR CTRL EVAP CORE TEMP SENS SIG LOGIC DUCT LOWER AIR TEMPERATURE SENSOR (IN FLOOR VENT) DUCT UPPER AIR TEMPERATURE SENSOR (HVAC MODULE ASSEMBLY) A/C EVAPORATOR TEMPERATURE SENSOR (RIGHT SIDE OF DASH) M MODE DOOR ACTUATOR (LEFT SIDE OF HVAC MODULE) LOGIC M AIR TEMPERATURE DOOR ACTUATOR (ON HVAC MODULE) RED/GRN BRN/GRN BLU/WHT GRY ORG ORG RED/BLK GRY/RED WHT/PNK GRN ORG GRN/WHT GRN/BRN WHT/RED YEL GRY A BRN A BLK/YEL BLK/YEL B B BRN BRN A B BLK/YEL B X206 HVAC CONTROL MODULE (CENTER OF DASH) LOGIC M AIR INLET DOOR ACTUATOR (BEHIND GLOVE BOX) 562213 https://my.alldata.com/repair/#/repair/article/56908/component/5/itype/437/nonstandard/42048/selfRefLink/false 3/4 4/13/2019 Air Conditioning - Automatic A/C Circuit (Heating and Air Conditioning) - ALLDATA Repair 2017 Chevy Truck Colorado 2WD L4-2.5L Vehicle > Heating and Air Conditioning > Diagrams > Electrical - Interactive Color (Non OE) Air Conditioning - Automatic A/C Circuit - Page of HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED COOLING FAN RELAY (2.8L TURBO DIESEL) 87A LOGIC 27 RED/WHT VIO/LT BLU X3 X1 BLK 71 BLK 12 WHT/BLK X3 30 VIO/LT BLU BLK/BRN LT BLU/VIO GRY/RED WHT/GRY COOLING FAN SPD 5V REF COOLING FAN SPD LOW REF 62 GRY/RED 2365 60 BLK/BRN 6141 33 WHT/GRY 459 26 LT BLU/VIO 2364 17 WHT/BLK 2366 RED/WHT 140 WHT/BLK 2366 WHT 2501 COMPRESSOR CLUTCH COOLING FAN SPD SIG CTRL RLY SPD SIG RLY CTRL BATT POSITIVE VOLT COOLING FAN CTRL RLY SPD SIG 14 15 52 52 17 10 12 BRN/RED 2700 A/C REFRIGERANT PRESS SENS SIG 57 67 47 LT GRN 380 X1 X1 X1 X1 47 64 22 J108 (2.5L) J135 (3.6L) (ENGINE HARNESS, NEAR BREAKOUT TO CAMSHAFT POSITION ACTUATOR SOLENOID) LT BLU/GRY 46 X1 LO REF X1 X3 12 50 X2 X2 43 LO REF ENG COOLANT TEMP SENS SIG 38 30 X2 X3 X2 636 3000 BLK/BRN 2761 BLK/BRN 2761 LT BLU 410 3.6L 2.5L LT BLU X114 2.5L BLK/BRN J112 (ENGINE HARNESS, NEAR BREAKOUT TO IGNITION COIL 2) 3.6L ENGINE COOLANT TEMPERATURE SENSOR (LEFT SIDE OF ENGINE) 3.6L & 2.8L TURBO DIESEL BLK/BRN BLK/BRN X114 3.6L BLK/LT BLU BLK/LT BLU YEL/BLK YEL/BLK X104 45 BLK/LT BLU 40 BLK/LT BLU 44 YEL/BLK 41 YEL/BLK X102 BATT POS VOLT M RLY SPD SIG G107 (2.5L & 2.8L TURBO DIESEL) G104 (3.6L) (2.5L: RIGHT SIDE OF ENGINE BLOCK) (2.8L TURBO DIESEL: REAR OF CYLINDER HEAD) 2.8L TURBO DIESEL 2.5L & 3.6L 2.8L TURBO DIESEL ENGINE CONTROL MODULE (UNDER COOLANT RESERVOIR) ENGINE COOLANT RADIATOR TEMPERATURE SENSOR (2.5L) (LOWER LEFT CORNER OF RADIATOR) YEL/BLK WHT/BLK GND X102 48 X1 BLK/ LT BLU 44 X3 X101 AIR TEMP SENS SIG COOLANT TEMP SENS SIG 20 61 (OR 2151) (OR 5514) 6281 30 LOW REF BLK/LT BLU (0R BLK/WHT) (0R BLK/BRN) BLK/LT GRN BLK/LT BLU X3 RED/GRY (OR 151) 27 LOW REF (OR 451) VIO/LT BLU 46 47 LT BLU 37 A/C PRESS SENS VOLT REF BRN/RED X1 X2 LT GRN X2 1451 BLK/BRN 6814 BLK/WHT X1 73 LT BLU X1 BLK COOLING FAN MOTOR (2.5L & 3.6L) (BEHIND RADIATOR) BLK/ LT BLU 2500 X1 GND 562214 LT BLU BLK/LT BLU 55 73 BLK/BRN X102 X105 28 24 COMPUTER DATA LINES SYSTEM B BLK/LT BLU 40 69 ENGINE COOL CTRL WHT/BLK WHT/BLK BLK/ LT BLU HI SPD GMLAN SERIAL DATA (+) LT BLU 14 X101 HI SPD GMLAN SERIAL DATA (-) 1 (UNDER RIGHT HEADLAMP ASSEMBLY) G105 X2 54 LT BLU/ GRY J107 RED/GRY 31 J117 LT BLU/GRY MISC FUSE 10A G103 (UNDER RIGHT HEADLAMP ASSEMBLY) WHT UNDERHOOD FUSE BLOCK (NEXT TO BATTERY) 87 26 ECM BATT FUSE 15A LT BLU/GRY 86 COOL FAN CLTCH FUSE 10A A LT BLU/GRY WHT 85 HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED HOT AT ALL TIMES X101 AMBIENT AIR TEMPERATURE SENSOR (BEHIND CENTER OF RADIATOR GRILLE) A/C REFRIGERANT PRESSURE SENSOR (A/C HIGH PRESSURE LINE) ENGINE COOLANT THERMOSTAT HEATER (2.5L) (THERMOSTAT HOUSING) https://my.alldata.com/repair/#/repair/article/56908/component/5/itype/437/nonstandard/42048/selfRefLink/false 4/4 4/13/2019 Air Conditioning - Manual A/C Circuit (Heating and Air Conditioning) - ALLDATA Repair 2017 Chevy Truck Colorado 2WD L4-2.5L Vehicle > Heating and Air Conditioning > Diagrams > Electrical - Interactive Color (Non OE) Air Conditioning - Manual A/C Circuit - Page of HOT AT ALL TIMES I/P CLSTR FUSE 10A X1 37 RED/GRY RED/GRY RED/GRY VIO/GRY J253 VIO VIO/GRY INSTRUMENT PANEL FUSE BLOCK (RIGHT FRONT KICK PANEL) J221 VIO/GRY RED/VIO X2 VIO/GRY 47 25 RED/VIO HVAC RUN/CRNK FUSE 5A 48 X200 RED/VIO 33 ONSTAR/ HVAC FUSE 10A RED/VIO HOT W/ IGNITION MAIN RELAY ENERGIZED HOT AT ALL TIMES X2 FRT BLWR FUSE 40A UNDERHOOD FUSE BLOCK (NEXT TO BATTERY) X203 HOT AT ALL TIMES RED/GRY INSIDE AIR TEMP SENS SIG LT BLU/WHT 734 RED/GRY 10 11 12 13 TWILIGHT SENTINEL DELAY SIGNAL YEL/VIO 1783 RED/VIO 3340 GRN 5060 GRN/YEL 7531 VIO 3195 BLK 2050 VIO/GRY 539 10 LT BLU/YEL 7574 LT BLU/YEL 19 LT BLU/YEL LT BLU/YEL 11 LT BLU/BRN 7573 LT BLU/BRN 10 LT BLU/BRN LT BLU/BRN 14 15 16 17 18 19 20 X1 BATTERY POSITIVE VOLTAGE LOW SPEED GMLAN SERIAL DATA LOCAL INTERCONNECT NETWORK SERIAL DATA BUS COMPUTER DATA LINES SYSTEM GRN/YEL 5 AUXILIARY HTR CTRL GND RUN/CRANK IGNITION VOLT ELECTRIC VARIABLE DISPLACEMENT CTRL ELECTRIC VARIABLE DISPLACEMENT SPLY J227 BLK (REAR OF FLOOR SHIFTER) G300 X200 12 X101 13 14 BLOWER MTR SPD CTRL LT BLU/GRY 754 18 BLK/YEL 1791 19 BRN/VIO 193 15 16 17 ANTI-THEFT SYSTEM LT BLU/WHT GRY WHT/LT BLU YEL/VIO BLK/YEL 2050 BLK GND 754 542 RED/VIO LOGIC 562215 HEADLIGHTS SYSTEM BLOWER MOTOR CONTROL MODULE (INTEGRAL TO BLOWER MOTOR) LOGIC BLK M LT BLU/GRY HVAC CONTROL MODULE (CENTER OF DASH) X2 DEFOGGER SYSTEM 20 BATT POS VOLT REAR DEFOG RLY CTRL BLWR MTR SPD CTRL AIR TEMP DOOR CTRL LOW REF G300 (REAR OF FLOOR SHIFTER) https://my.alldata.com/repair/#/repair/article/56908/component/5/itype/437/nonstandard/42049/selfRefLink/false AMBIENT LIGHT/SUNLOAD SENSOR (CENTER OF DASH AT WINDSHIELD) 1/4 4/13/2019 Air Conditioning - Manual A/C Circuit (Heating and Air Conditioning) - ALLDATA Repair 2017 Chevy Truck Colorado 2WD L4-2.5L Vehicle > Heating and Air Conditioning > Diagrams > Electrical - Interactive Color (Non OE) Air Conditioning - Manual A/C Circuit - Page of HOT AT ALL TIMES HOT AT ALL TIMES UNDERHOOD FUSE BLOCK (NEXT TO BATTERY) (ON HVAC ASSEMBLY) (2.8L TURBO DIESEL) ELECTRICAL AUXILIARY HEATER RED/GRY X4 X5 RED/WHT RED/GRY RED/GRY X4 34 WHT/GRY RED/WHT 50 BRN/LT GRN X2 G303 (UNDER DRIVER'S SEAT) FUSE 100A RED/GRY VIO X1 BLK VIO/GRY 87 FUSE 250A ENGINE CONTROLS IGNITION 30 RELAY 86 A/C COMPRESSOR CLUTCH RELAY 85 30 X3 GND BATTERY POSITIVE VOLT HEATER CTRL RUN/CRANK IGN VOLT 87 A/C CLTCH FUSE 10A LOGIC BATTERY FUSE BLOCK (TOP OF BATTERY POSITIVE POST) VIO/GRY VIO RED/GRY RED/GRY RED/GRY WHT/GRY RED/GRY RED/GRY B+ GRN COMPUTER DATA LINES SYSTEM SER DATA BUS SIG GND BLK/WHT G305 (REAR OF FLOOR SHIFTER) GRN/YEL BLK/WHT 10 TEMPERATURE CONTROL SWITCH J228 BLOWER SWITCH GRN/YEL A/C-ON IND RECIRCULATION IND LOWER AIR OUTLET IND LT BLU/YEL LT BLU/BRN UPPER & LOWER AIR OUTLET IND DEFROST & LOWER AIR OUTLET IND BLK BLK A/C COMPRESSOR 562216 BLK NCA NCA A/C COMPRESSOR CLUTCH 2.8L TURBO DIESEL UPPER AIR OUTLET IND WINDSHIELD DEFROST IND G107 (REAR OF CYLINDER HEAD) J128 A/C COMPRESSOR SOLENOID VALVE 2.5L & 3.6L BLK BRN/LT GRN LT BLU/YEL LT BLU/BRN 1 A/C-ON SWITCH RECIRCULATION SWITCH LOWER AIR OUTLET SWITCH UPPER AIR OUTLET SWITCH START STOP SWITCH DEFROST & LOWER AIR OUTLET SWITCH G108 (3.6L: RIGHT SIDE OF ENGINE BLOCK) (2.5L: REAR OF ENGINE BLOCK) https://my.alldata.com/repair/#/repair/article/56908/component/5/itype/437/nonstandard/42049/selfRefLink/false UPPER & LOWER AIR OUTLET SWITCH WINDSHIELD DEFROST SWITCH LOGIC HVAC CONTROLS 2/4 4/13/2019 Air Conditioning - Manual A/C Circuit (Heating and Air Conditioning) - ALLDATA Repair 2017 Chevy Truck Colorado 2WD L4-2.5L Vehicle > Heating and Air Conditioning > Diagrams > Electrical - Interactive Color (Non OE) Air Conditioning - Manual A/C Circuit - Page of GND BLK/WHT J225 YEL/GRN X108 WHT DK BLU/ BLK BLK/GRN BLK/BRN COMPUTER DATA LINES SYSTEM 19 BLK/WHT BLK VIO/GRN GRY/YEL GRN 3 GRY/RED RED/GRY LT BLU/VIO ENGINE COOLANT TEMPERATURE GAUGE B LT BLU/VIO A BATT POS VOLT LOW SPD GMLAN SERIAL DATA GRY/RED DRIVER INFORMATION CENTER DISPLAY (COOLING FAN ASSEMBLY) COOLING FAN CLUTCH (ON BATTERY TRAY) COOLING FAN RESISTOR G107 (REAR OF CYLINDER HEAD) G307 (REAR OF FLOOR SHIFTER) WHT RED/GRY BLK/BRN LOGIC LT BLU/VIO J126 GRY/RED J125 INSTRUMENT CLUSTER WHT/GRY RED/GRY (ENGINE HARNESS, NEAR BREAKOUT TO UNDERHOOD FUSE BLOCK) RED/GRY WHT/GRY 3165 YEL 3166 WHT/RED 3167 GRN/BRN 3168 GRN/WHT MODE DR STEPPER MTR CTRL MODE DR STEPPER MTR CTRL MODE DR STEPPER MTR CTRL MODE DR STEPPER MTR CTRL 407 BLK/YEL 10 J251 (HVAC ASSEMBLY HARNESS) 3169 GRN 11 3170 WHT/PNK 12 3171 GRY/RED 13 3172 RED/BLK 14 7572 ORG 15 3173 GRY 16 3174 BLU/WHT 17 3175 BRN/GRN 18 3176 RED/GRN 19 6137 GRY 20 X3 LOW REF TEMP DR STEPPER MTR CTRL TEMP DR STEPPER MTR CTRL TEMP DR STEPPER MTR CTRL TEMP DR STEPPER MTR CTRL HVAC MOTOR SUPPLY VOLTAGE AIR INLET DR STEPPER MTR CTRL AIR INLET DR STEPPER MTR CTRL AIR INLET DR STEPPER MTR CTRL AIR INLET DR STEPPER MTR CTRL EVAP CORE TEMP SENS SIG 562217 RED/GRN BRN/GRN BLU/WHT GRY ORG ORG RED/BLK GRY/RED WHT/PNK GRN ORG GRN/WHT GRN/BRN WHT/RED GRY A A/C EVAPORATOR TEMPERATURE SENSOR (RIGHT SIDE OF DASH) YEL BLK/YEL B HVAC CONTROL MODULE (CENTER OF DASH) LOGIC LOGIC LOGIC M M M AIR TEMPERATURE DOOR ACTUATOR (ON HVAC MODULE) AIR INLET DOOR ACTUATOR (BEHIND GLOVE BOX) MODE DOOR ACTUATOR (LEFT SIDE OF HVAC MODULE) https://my.alldata.com/repair/#/repair/article/56908/component/5/itype/437/nonstandard/42049/selfRefLink/false 3/4 4/13/2019 Air Conditioning - Manual A/C Circuit (Heating and Air Conditioning) - ALLDATA Repair 2017 Chevy Truck Colorado 2WD L4-2.5L Vehicle > Heating and Air Conditioning > Diagrams > Electrical - Interactive Color (Non OE) Air Conditioning - Manual A/C Circuit - Page of HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED COOLING FAN RELAY (2.8L TURBO DIESEL) 87A LOGIC VIO/LT BLU X3 27 RED/WHT X1 BLK 71 BLK 12 WHT/BLK X3 30 VIO/LT BLU BLK/BRN LT BLU/VIO GRY/RED WHT/GRY COOLING FAN SPD 5V REF COOLING FAN SPD LOW REF 62 GRY/RED 2365 60 BLK/BRN 6141 33 WHT/GRY 459 26 LT BLU/VIO 2364 17 WHT/BLK 2366 RED/WHT 140 WHT/BLK 2366 WHT 2501 COMPRESSOR CLUTCH COOLING FAN SPD SIG CTRL RLY SPD SIG RLY CTRL BATT POSITIVE VOLT COOLING FAN CTRL RLY SPD SIG 14 15 52 52 17 10 12 47 46 BRN/RED 2700 A/C REFRIGERANT PRESS SENS SIG 57 67 47 LT GRN 380 X1 X1 X1 BLK/LT BLU 61 (OR BLK/WHT) (OR BLK/BRN) BLK/LT GRN (OR 2151) (OR 5514) 6281 X1 47 64 22 46 X1 LO REF X1 X3 12 50 X2 X2 43 LO REF ENG COOLANT TEMP SENS SIG 38 30 X2 X3 X2 J108 (2.5L) J135 (3.6L) (ENGINE HARNESS, NEAR BREAKOUT TO CAMSHAFT POSITION ACTUATOR SOLENOID) LT BLU/GRY YEL/BLK 636 3000 BLK/BRN 2761 BLK/BRN 2761 LT BLU 410 X114 BLK/BRN 3.6L & 2.8L TURBO DIESEL BLK/BRN J112 (ENGINE HARNESS, NEAR BREAKOUT TO IGNITION COIL 2) BLK/BRN BLK/BRN X114 3.6L BLK/LT BLU BLK/LT BLU YEL/BLK YEL/BLK X104 562218 2.5L 3.6L ENGINE COOLANT TEMPERATURE SENSOR (LEFT SIDE OF ENGINE) ENGINE COOLANT RADIATOR TEMPERATURE SENSOR (2.5L) (LOWER LEFT CORNER OF RADIATOR) 3.6L 2.5L LT BLU 45 BLK/LT BLU 40 BLK/LT BLU 44 YEL/BLK 41 YEL/BLK X102 BATT POS VOLT M RLY SPD SIG G107 (2.5L & 2.8L TURBO DIESEL) G104 (3.6L) (2.5L & 3.6L: RIGHT SIDE OF ENGINE BLOCK) (2.8L TURBO DIESEL: REAR OF CYLINDER HEAD) 2.8L TURBO DIESEL 2.5L & 3.6L 2.8L TURBO DIESEL ENGINE CONTROL MODULE (UNDER COOLANT RESERVOIR) WHT/BLK GND X102 X1 BLK/ LT BLU X3 X101 48 30 44 BLK/LT BLU AIR TEMP SENS SIG COOLANT TEMP SENS SIG 20 27 LOW REF BLK/LT BLU X3 RED/GRY (OR 151) LT BLU/ GRY LOW REF (OR 451) VIO/LT BLU 37 A/C PRESS SENS VOLT REF LT BLU X1 X2 BRN/RED X2 GND LT GRN 1451 X1 73 6814 BLK/WHT X1 BLK/BRN LT BLU X1 73 BLK COOLING FAN MOTOR (2.5L & 3.6L) (BEHIND RADIATOR) 2500 BLK/ LT BLU LT BLU X105 55 X102 BLK/LT BLU 28 24 COMPUTER DATA LINES SYSTEM B 40 69 ENGINE COOL CTRL LT BLU WHT/BLK WHT/BLK BLK/ LT BLU HI SPD GMLAN SERIAL DATA (+) 14 X101 HI SPD GMLAN SERIAL DATA (-) 1 (UNDER RIGHT HEADLAMP ASSEMBLY) G105 X2 54 31 J107 RED/GRY LT BLU/GRY MISC FUSE 10A G103 (UNDER RIGHT HEADLAMP ASSEMBLY) 26 J117 WHT UNDERHOOD FUSE BLOCK (NEXT TO BATTERY) 87 LT BLU/GRY ECM BATT FUSE 15A LT BLU/GRY 86 COOL FAN CLTCH FUSE 10A A WHT 85 HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED HOT AT ALL TIMES X101 AMBIENT AIR TEMPERATURE SENSOR (BEHIND CENTER OF RADIATOR GRILLE) A/C REFRIGERANT PRESSURE SENSOR (A/C HIGH PRESSURE LINE) ENGINE COOLANT THERMOSTAT HEATER (2.5L) (THERMOSTAT HOUSING) https://my.alldata.com/repair/#/repair/article/56908/component/5/itype/437/nonstandard/42049/selfRefLink/false 4/4 4/13/2019 Anti-Lock Brakes - Anti-Lock Brakes Circuit (Antilock Brakes / Traction Control Systems) - ALLDATA Repair 2017 Chevy Truck Colorado 2WD L4-2.5L Vehicle > Brakes and Traction Control > Antilock Brakes / Traction Control Systems > Diagrams > Electrical - Interactiv Anti-Lock Brakes - Anti-Lock Brakes Circuit - Page of HOT AT ALL TIMES HOT AT ALL TIMES UNDERHOOD FUSE BLOCK (NEXT TO BATTERY) VAC PUMP FUSE 30A ABS PUMP FUSE 60A ABS VLV FUSE 30A 41 34 RED/GRY RED/YEL X2 71 BRN 30 86 87 85 15 X1 50 X3 BLK BRAKE BOOSTER PUMP MOTOR RELAY (3.6L) X1 BRN/VIO J128 BLK M BRAKE PRESSURE MODULATOR (ON ELECTRONIC BRAKE CONTROL MODULE) RED/GRY RED/YEL G108 (RIGHT SIDE OF ENGINE BLOCK) X106 28 X101 BRN BATT POS VOLT RED/GRY X102 BRN/VIO 1042 BRN/VIO GRN/GRY BRAKE VACUUM SENS SIGNAL SERIAL DATA COMMUNICATION ENABLE YEL/VIO 6030 WHT/LT BLU 5986 WHT 2501 10 WHT 2501 11 LT BLU 2500 12 LT BLU 2500 13 BLK 550 YEL/VIO HI SPEED GMLAN SERIAL DATA (-) (1) HI SPEED GMLAN SERIAL DATA (+) (1) HI SPEED GMLAN SERIAL DATA (+) (1) GND 25 COMPUTER DATA LINES SYSTEM BLK 14 J404 15 BRAKE VACUUM SENS 5V REF HI SPEED GMLAN SERIAL DATA (-) (2) HI SPEED GMLAN SERIAL DATA (+) (2) BRAKE FLUID LEVEL SENS SIGNAL BRAKE VACUUM SENS LOW REF HI SPEED GMLAN SERIAL DATA (-) (1) 16 YEL/RED 6031 18 WHT 6106 19 LT BLU 6105 21 GRN/GRY 333 22 BLK/YEL 6032 25 RED/YEL 442 26 YEL 872 27 GRY/BRN 7065 28 BRN 6305 29 GRY/BLK 7127 30 LT BLU 884 33 VIO 882 34 GRY/YEL 7128 36 GRY/WHT 7064 37 GRY 830 X106 BRN G400 (BEHIND FUEL FILLER NECK) YEL/RED 17 COMPUTER DATA LINES SYSTEM 20 BLK/YEL 23 24 BATT POS VOLT RF WHEEL SPD SENS SIGNAL RF WHEEL SPD SENS CTRL BRAKE VACUUM SWITCH SIGNAL LR WHEEL SPD SENS CTRL LR WHEEL SPD SENS SIGNAL 31 32 RR WHEEL SPD SENS SIGNAL RR WHEEL SPD SENS CTRL LF WHEEL SPD SENS CTRL LF WHEEL SPD SENS SIGNAL 35 38 ELECTRONIC BRAKE CONTROL MODULE (UNDER DRIVER'S SEAT AREA, ON FRAME) LT BLU GRY/ BLK NCA 560126 NCA LEFT REAR WHEEL SPEED SENSOR (LEFT REAR WHEEL HUB ASSEMBLY) GRY NCA GRY/ WHT NCA LEFT FRONT WHEEL SPEED SENSOR (LEFT FRONT HUB) GRY/ YEL NCA VIO NCA RIGHT REAR WHEEL SPEED SENSOR (RIGHT REAR WHEEL HUB ASSEMBLY) https://my.alldata.com/repair/#/repair/article/56908/component/585/itype/437/nonstandard/25475/selfRefLink/false GRY/ BRN NCA YEL NCA RIGHT FRONT WHEEL SPEED SENSOR (RIGHT FRONT HUB) 1/2 4/13/2019 Anti-Lock Brakes - Anti-Lock Brakes Circuit (Antilock Brakes / Traction Control Systems) - ALLDATA Repair 2017 Chevy Truck Colorado 2WD L4-2.5L Vehicle > Brakes and Traction Control > Antilock Brakes / Traction Control Systems > Diagrams > Electrical - Interactiv Anti-Lock Brakes - Anti-Lock Brakes Circuit - Page of (FRONT OF BANK CYLINDER HEAD) BRAKE BOOSTER PUMP MOTOR M NCA NCA BRN/ VIO BLK INSTRUMENT CLUSTER DRIVER INFORMATION CENTER DISPLAY ABS IND ESC IND GND BRAKE IND HOT W/ IGNITION MAIN RELAY ENERGIZED TRACTION CONTROL OFF IND ESC OFF IND I/P IGN/ SDM IGN FUSE 10A LOGIC LOCAL RUN/ INTERCONNECT NETWORK CRANK SERIAL DATA IGN BUS 12 VOLT INSTRUMENT PANEL FUSE BLOCK (RIGHT FRONT KICK PANEL) 28 X2 VIO/BLK G108 (RIGHT SIDE OF ENGINE BLOCK) 19 20 BLK/WHT VIO/ BLK LT GRN/ BLK 36 2.8L TURBO DIESEL 2.5L X101 J225 BRN/ VIO COMPUTER DATA LINES SYSTEM VIO/ BLK 3.5L POWER DISTRIBUTION SYSTEM G307 (REAR OF FLOOR SHIFTER) BRN/VIO GRN/GRY GRN/GRY & A BLK/WHT B YEL/VIO BLK BLK/YEL (OR WHT/RED) 33 35 (OR 5382) 5381 WHT/LT GRN 34 34 5380 WHT/RED (OR BLK/YEL) 35 33 (OR 5381) 5382 J404 X101 2 5V REF LOW REF & 43 41 WHT/LT GRN 59 61 26 SENS SIG BLK/YEL 44 25 25 5V REF & LOW REF 2500 LT BLU 55 28 2501 WHT WHT/LT BLU 10 50 12 6311 40 23 X1 X1 X1 (OR WHT/RED) COMPUTER DATA LINES SYSTEM BLK/YEL BRAKE FLUID LEVEL SWITCH (ON BRAKE FLUID RESERVOIR) WHT/RED (OR BLK/YEL) YEL/RED X101 & VIO/ BLK BLK/WHT G400 (BEHIND FUEL FILLER NECK) X203 6311 WHT/LT BLU X101 WHT/LT BLU 13 12 X5 1134 BLU/VIO 1788 LT BLU/VIO 14 (OR LT BLU/YEL) WHT 5361 BLK/YEL 13 15 X7 5359 X2 COMPUTER DATA LINES SYSTEM 6844 LT BLU/YEL 10 2501 WHT 24 2500 LT BLU 25 5360 BLK/BRN 19 HI SPD GMLAN SER DATA (+) (1) HI SPD GMLAN SER DATA (-) (1) CRUISE/ETC/TCC BRK SIG ENGINE CONTROL MODULE (UNDER COOLANT RESERVOIR) CRUISE/ETC/TCC BRK SIG PRK BRK SW SIG TRCTN CTRL SW SIG (1) SENS CTRL SENS SIG ABS/TCS HILL DESCENT CTRL SW SIG HI SPD GMLAN SER DATA (-) (1) HI SPD GMLAN SER DATA (+) (1) LOW REF X1 (OR LT BLU/ YEL) WHT BLK/ BRN BODY CONTROL MODULE (LEFT SIDE OF DASH) BLK/ YEL LT BLU/YEL BLK/ YEL YEL/ RED YEL/ VIO (OR BLK/ YEL) WHT/ RED (OR WHT/ RED) BLK/ YEL 3.6L & 2.8L TURBO DIESEL 2.5L A/T 2.5L M/T 33 35 34 WHT/ LT GRN (OR LT BLU/ YEL) WHT BLK/ BRN BLK/ YEL 6 A C B X200 LT BLU/VIO 17 BLU/ VIO G300 (REAR OF FLOOR SHIFTER) BLK J227 TRACTION CONTROL SWITCH HILL DESCENT CONTROL SWITCH BLK 14 INSTRUMENT PANEL MULTI-FUNCTION SWITCH A 560127 BRAKE BOOSTER VACUUM SENSOR (BRAKE BOOSTER CHECK VALVE) BRAKE PEDAL POSITION SENSOR (ABOVE BRAKE PEDAL ASSEMBLY) PARK BRAKE SWITCH (TOP OF PARK BRAKE PEDAL) https://my.alldata.com/repair/#/repair/article/56908/component/585/itype/437/nonstandard/25475/selfRefLink/false 2/2 4/13/2019 Starting/Charging - Charging Circuit (Starting and Charging) - ALLDATA Repair 2017 Chevy Truck Colorado 2WD L4-2.5L Vehicle > Starting and Charging > Diagrams > Electrical - Interactive Color (Non OE) Starting/Charging - Charging Circuit - Page of FUSE 300A BATTERY FUSE BLOCK (TOP OF BATTERY POSITIVE POST) X7 X4 RED RED RED RED X5 RED/YEL UNDERHOOD FUSE BLOCK (NEXT TO BATTERY) X4 FUSE 74 200A BATTERY 2501 WHT 2500 LT BLU 23 HIGH SPEED GMLAN SERIAL DATA (-) (1) 24 HIGH SPEED GMLAN SERIAL DATA (+) (1) X2 BLK BLK BLK COMPUTER DATA LINES SYSTEM G101 (NEAR LEFT FRONT FRAME CROSS RAIL) 1650 BLK 26 5076 DK BLU/VIO 21 5077 BLK/PPL 5075 WHT/YEL X4 X5 18 DK BLU/VIO BLK/PPL WHT/YEL A B C X4 GROUND CURRENT SENSOR SUPPLY VOLTAGE LOW REF CURRENT SENSOR SIG BODY CONTROL MODULE (LEFT SIDE OF DASH) BLK BATTERY CURRENT SENSOR (NEGATIVE BATTERY CABLE) G102 (LEFT SIDE OF ENGINE) 23 B F L 19 61 X3 X3 34 18 26 2500 LT BLU X2 55 X3 X2 28 2501 WHT 40 10 12 X1 X1 X1 LT BLU/WHT (OR BRN) LOW SPD GMLAN SERIAL DATA GRY RED/YEL GRY/GRN COMPUTER DATA LINES SYSTEM 67 X2 LT BLU/WHT (OR BRN) 225 (OR 25) COMPUTER DATA LINES SYSTEM GRY 2.8L 2.5L TURBO DIESEL 3.6L GENERATOR FIELD DUTY CYCLE SIG GENERATOR TURN ON SIG HIGH SPEED GMLAN SERIAL DATA (+) (1) HIGH SPEED GMLAN SERIAL DATA (-) (1) ENGINE CONTROL MODULE (UNDER COOLANT RESERVOIR) GENERATOR LOGIC DRIVER INFORMATION CENTER DISPLAY CHARGE IND INSTRUMENT CLUSTER 562049 https://my.alldata.com/repair/#/repair/article/56908/component/11/itype/437/nonstandard/38275/selfRefLink/false 1/1 4/13/2019 Starting/Charging - Starting Circuit (Starting and Charging) - ALLDATA Repair 2017 Chevy Truck Colorado 2WD L4-2.5L Vehicle > Starting and Charging > Diagrams > Electrical - Interactive Color (Non OE) Starting/Charging - Starting Circuit - Page of HOT W/ IGNITION MAIN RELAY ENERGIZED FUSE 300A X7 FUSE 250A X6 RED RED/ YEL BATTERY FUSE BLOCK (TOP OF BATTERY POSITIVE POST) X5 30 X4 RED/ WHT BLK STARTER RELAY 85 87 BATTERY BLK FUEL MDL RUN/CRNK FUSE 10A STRTR FUSE 30A RED/ WHT 86 21 YEL BLK 11 20 VIO/ GRY (OR YEL/ BLK) X3 VIO/ GRY BLK J110 BLK G101 (NEAR LEFT FRONT FRAME CROSS RAIL) GROUND DISTRIBUTION SYSTEM UNDERHOOD FUSE BLOCK (NEXT TO BATTERY) J128 (2.5L & 3.6L) VIO/ GRY G107 (2.8L TURBO DIESEL) G108 (2.5L & 3.6L) (2.8L TURBO DIESEL: REAR OF CYLINDER HEAD) (2.5L: REAR OF ENGINE BLOCK) (3.6L: RIGHT SIDE OF ENGINE BLOCK) BATTERY CURRENT SENSOR (NEGATIVE BATTERY CABLE) RED/ YEL YEL STARTER MOTOR G102 (LEFT SIDE OF ENGINE) SPEED A/T SPEED A/T M VIO/GRY (OR YEL/BLK) 14 71 22 VIO/GRY 139 62 YEL 6111 34 YEL 42 GRY/RED 6109 35 GRY/RED 26 BLK/GRY 6110 33 BLK/GRY X1 73 73 X3 X3 X1 3.6L 2501 WHT/GRY 1786 BLK/WHT 1451 (OR 451) 451 BLK/WHT 65 G107 (2.5L & 3.6L: RIGHT SIDE OF ENGINE BLOCK) (2.8L TURBO DIESEL: REAR OF CYLINDER HEAD) 2.8L TURBO DIESEL WHT/GRY G104 WHT/BLK LOCK ACC RUN START WHT/VIO CONTROL SOLENOID VALVE ASSEMBLY YEL GRY/RED BLK/GRY AUTOMATIC TRANSMISSION ASSEMBLY AUTOMATIC TRANSMISSION ASSEMBLY OFF/RUN/ CRANK VOLTAGE 1073 WHT/BLK 22 IGN KEY RESISTOR SIG B A C COMPUTER DATA LINES SYSTEM TRANSMISSION INTERNAL MODE SWITCH WHT/VIO 15 WHT 23 HIGH SPEED GMLAN SERIAL DATA (-) (1) 2500 LT BLU 24 HIGH SPEED GMLAN SERIAL DATA (+) (1) 2501 TRANSMISSION CONTROL MODULE TRANSMISSION INTERNAL MODE SWITCH 1020 X3 WHT/ GRY X2 BLK/ GRY A GRY 562048 SIG GND IGNITION SWITCH F WHT G107 (2.5L & 3.6L: RIGHT SIDE OF ENGINE BLOCK) (2.8L TURBO DIESEL: REAR OF CYLINDER HEAD) LOW REF TRANSMISSION CONTROL MODULE (INTEGRAL TO AUTOMATIC TRANSMISSION) X176 BLK/WHT 2.5L COMPUTER DATA LINES SYSTEM BLK/GRY 24 X1 25 X175 29 WHT BLK/GRY 30 49 X1 BLK/WHT ENGINE CONTROL MODULE (UNDER COOLANT RESERVOIR) 40 3927 2500 35 SIG GND 12 LT BLU BLK/ GRY 10 55 20 HIGH SPEED GMLAN SERIAL DATA (-) (1) 28 WHT/GRY X101 WHT/GRY HIGH SPEED GMLAN SERIAL DATA (+) (1) PARK/NEUTRAL SIG (1) 6386 (OR 625) 12 CLUTCH APPLY SENS LOW REF 66 WHT/GRY CLUTCH APPLY SENS VOL REF 70 WHT/ GRY RUN/CRANK IGNITION VOLT CLUTCH APPLY SENS SIG 44 X1 STARTER ENABLE RLY CTRL CLUTCH PEDAL POSITION SENSOR (M/T) (CLUTCH PEDAL ASSEMBLY) https://my.alldata.com/repair/#/repair/article/56908/component/11/itype/437/nonstandard/38274/selfRefLink/false X2 BODY CONTROL MODULE (LEFT SIDE OF DASH) 1/1 4/13/2019 Supplemental Restraints (Restraints and Safety Systems) - ALLDATA Repair 2017 Chevy Truck Colorado 2WD L4-2.5L Vehicle > Restraints and Safety Systems > Diagrams > Electrical - Interactive Color (Non OE) Supplemental Restraints - Page of RED/LT GRN X1 INSTRUMENT PANEL FUSE BLOCK (RIGHT FRONT KICK PANEL) J301 RED/LT GRN X2 GRY GRY/ORG X207 ORG/VIO ORG/VIO X3 BLK/WHT ORG/VIO X1 ORG/WHT ORG/WHT BRN/ORG BLK/WHT YEL/ORG 1 WHT/ORG AIR BAG FUSE 10A SHORTING BAR YEL/ORG X2 2 SHORTING BAR ORG/LT GRN SHORTING BAR X3 STEERING WHEEL AIR BAG COIL SHORTING BAR PNK X1 TAN BRN WHT SHORTING BAR SHORTING BAR HOT AT ALL TIMES PASSENGER INSTRUMENT PANEL AIR BAG RED/LT GRN STEERING WHEEL AIR BAG G305 (REAR OF FLOOR SHIFTER) HIGH CTRL STAGE LOW CTRL STAGE LOW CTRL STAGE HIGH CTRL STAGE HIGH CTRL STAGE LOW CTRL I/P STAGE LOW CTRL I/P STAGE HIGH CTRL I/P STAGE BATT POS VOLTAGE PASS SEAT BELT IND PASS AIR BAG ON IND CTRL PASS AIR BAG OFF IND CTRL ORG/LT GRN 3021 WHT/ORG 3020 BRN/ORG 3022 ORG/VIO 3023 YEL/ORG 3025 ORG/WHT 3024 ORG/VIO 3026 GRY/ORG 3027 RED/LT GRN 4440 10 10 VIO/WHT 5234 X200 16 VIO/WHT 14 VIO/WHT 11 LT BLU 2307 17 LT BLU 15 LT BLU LT BLU 12 LT GRN 2308 18 LT GRN 16 LT GRN LT GRN RED/LT GRN X203 13 VIO/WHT X301 14 LO SPD GMLAN SERIAL DATA SERIAL DATA COMMUNICATION ENABLE HI SPD GMLAN SERIAL DATA (+) (2) GND HI SPD GMLAN SERIAL DATA (-) (2) 15 GRN 5060 17 WHT/LT BLU 5986 18 LT BLU/YEL 6105 19 BLK/WHT 2251 20 WHT 6106 16 COMPUTER DATA LINES SYSTEM G307 (REAR OF FLOOR SHIFTER) COMPUTER DATA LINES SYSTEM 21 22 23 24 X1 INFLATABLE RESTRAINT SENSING & DIAGNOSTIC MODULE (BENEATH CENTER CONSOLE) BLK/ORG G307 (REAR OF FLOOR SHIFTER) PASSENGER PRESENCE SENSOR (PASSENGER SEAT CUSHION) RED/LT GRN 4440 GRN BATT POS VOLTAGE DATA RED/LT GRN 5060 2251 BLK/WHT SIG GND 5612 LT BLU/RED SEAT BELT VIO/ORG SENS SIG 5611 12 PASSENGER SEAT BELT BUCKLE NCA NCA PASSENGER SEAT BELT TENSION SENSOR X320 COMPUTER DATA LINES SYSTEM J313 BLK/WHT BLK/WHT BLK/WHT PASSENGER SEAT BELT SWITCH BLK/WHT J313 NCA VIO/ORG NCA LT BLU/RED NCA ORG/VIO X320 11 ORG/VIO (REAR OF FLOOR SHIFTER) G307 NCA BLK/ORG BLK/ORG NCA 19 ORG/VIO PASSENGER PRESENCE MODULE (RIGHT FRONT SEAT CUSHION) 555818 https://my.alldata.com/repair/#/repair/article/56908/component/1236/itype/437/nonstandard/32034/selfRefLink/false 1/3 4/13/2019 Supplemental Restraints (Restraints and Safety Systems) - ALLDATA Repair 2017 Chevy Truck Colorado 2WD L4-2.5L Vehicle > Restraints and Safety Systems > Diagrams > Electrical - Interactive Color (Non OE) Supplemental Restraints - Page of PASSENGER AIR BAG DISABLED INDICATOR BLK/ORG 15 X600 BLK/ORG VIO/WHT BLK 14 AIR BAG OFF IND J308 X500 ORG/LT GRN VIO/WHT ORG/LT GRN BLK 2 BLK/ORG 15 BLK/ORG ORG/YEL 13 X102 ORG/YEL BLK/ORG 14 AIR BAG ON IND BRN/ORG SEAT BELT ON IND RIGHT FRONT SIDE IMPACT SENSOR 14 LEFT FRONT SIDE IMPACT SENSOR BRN/ORG (LEFT SIDE OF RADIATOR SUPPORT) LEFT FRONT IMPACT SENSOR BLK/ORG 14 19 X301 VIO/WHT RED/GRY J221 VIO/WHT RED/GRY X1 I/P CLSTR FUSE 10A INSTRUMENT PANEL FUSE BLOCK (RIGHT FRONT KICK PANEL) LT GRN I/P IGN/SDM IGN FUSE 10A LT BLU HOT W/ IGNITION MAIN RELAY ENERGIZED X3 HOT AT ALL TIMES G301 (UNDER DRIVER'S SEAT) VIO/WHT LT BLU LT GRN ORG/LT GRN BLK/ORG BLK/ORG BRN/ORG ORG/YEL BLK/ORG BLK/ORG ORG/LT GRN ORG/LT BLU BLK/ORG BLK/ORG ORG/VIO ORG/VIO 10 11 12 13 14 BLK/ORG ORG/VIO 21 X102 ORG/LT GRN BLK/ORG 22 ORG/LT BLU BLK/WHT GRN 19 BLK/WHT RED/GRY J225 BLK/ORG COMPUTER DATA LINES SYSTEM ORG/LT GRN BLK/ORG ORG/VIO BLK/ORG BLK/ORG BLK/WHT LOGIC SEAT BELT IND G307 (REAR OF FLOOR SHIFTER) AIR BAG IND DISPLAY INSTRUMENT CLUSTER LEFT REAR SIDE IMPACT SENSOR RIGHT FRONT IMPACT SENSOR (RIGHT SIDE OF RADIATOR SUPPORT) RIGHT REAR SIDE IMPACT SENSOR 555819 https://my.alldata.com/repair/#/repair/article/56908/component/1236/itype/437/nonstandard/32034/selfRefLink/false 2/3 4/13/2019 Supplemental Restraints (Restraints and Safety Systems) - ALLDATA Repair 2017 Chevy Truck Colorado 2WD L4-2.5L Vehicle > Restraints and Safety Systems > Diagrams > Electrical - Interactive Color (Non OE) Supplemental Restraints - Page of 10 11 12 ORG/BRN GRY/ORG X800 X320 BRN/ORG 15 SHORTING BAR X320 ORG/GRY ORG/YEL X700 X310 (CREW CAB) 8 (EXTENDED CAB) PIN SHORTING BAR ENGAGED WHEN MODULE CONNECTOR IS DISCONNECTED FROM HARNESS (SHORTING BARS ARE CONNECTED BETWEEN FOLLOWING PINS IN CONNECTOR X2: 17-18 & 53-54) (EXTENDED CAB) (CREW CAB) GRY/ORG ORG/BRN BRN/ORG ORG/GRY ORG/YEL YEL/ORG SHORTING BAR 23 YEL/ORG ORG/LT BLU 23 ORG/LT BLU LT GRN/ORG PASSENGER SEAT BELT ANCHOR PRETENSIONER PASSENGER SEAT SIDE AIR BAG SHORTING BAR X310 LT GRN/ORG ORG/LT GRN SHORTING BAR 15 SHORTING BAR VIO/ORG DRIVER SEAT BELT ANCHOR PRETENSIONER DRIVER SEAT SIDE AIR BAG LEFT ROOF RAIL AIR BAG 3481 ORG/YEL 3482 YEL/ORG 10 3480 GRY/ORG 11 3479 ORG/BRN 12 3068 ORG/LT BLU 13 3069 LT GRN/ORG 14 3067 BRN/ORG 15 3066 ORG/GRY 16 5019 ORG/LT GRN 17 5020 VIO/ORG 18 ORG/LT GRN 2132 ORG/LT GRN 19 BLK/ORG 6628 BLK/ORG 20 BLK/ORG 6629 BLK/ORG 21 BRN/ORG 2134 BRN/ORG 22 ORG/YEL 354 ORG/YEL 23 BLK/ORG 5045 BLK/ORG 24 BLK/ORG 5600 BLK/ORG 25 ORG/LT GRN 1409 ORG/LT GRN 26 ORG/LT BLU 6620 ORG/LT BLU 27 BLK/ORG 6621 BLK/ORG 28 BLK/ORG 6625 BLK/ORG 29 ORG/VIO 6624 ORG/VIO 30 31 DRV SB ANCH PRET HIGH CTRL DRV SB ANCH PRET LOW CTRL PASS SB ANCH PRET LOW CTRL PASS SB ANCH PRET HIGH CTRL DRV SIDE IMPACT MOD HI CTRL DRV SIDE IMPACT MOD LO CTRL PASS SIDE IMPACT MOD LO CTRL PASS SIDE IMPACT MOD HI CTRL LF HEAD CURTAIN MOD HI CTRL LF HEAD CURTAIN MOD LO CTRL LF SIDE IMPACT MOD SIG LF SIDE IMPACT MOD LO REF RF SIDE IMPACT MOD LO REF RF SIDE IMPACT MOD SIG LF DISCRIMINATING SENS SIG LF DISCRIMINATING SENS LO REF RF DISCRIMINATING SENS LO REF RF DISCRIMINATING SENS SIG LR SIDE IMPACT MOD SIG LR SIDE IMPACT MOD LO REF RR SIDE IMPACT MOD LO REF RR SIDE IMPACT MOD SIG 32 33 34 35 36 3477 ORG/WHT 37 3478 GRY/ORG 38 3476 WHT/ORG 39 3475 ORG/LT GRN 40 238 ORG/BRN 41 42 43 BLK/ORG 1361 BLK/ORG 44 ORG/VIO 1362 ORG/VIO 45 PASS SEAT RET PRE HI CTRL DRV SEAT BELT SW SIG DRV SEAT BELT SW LO REF PASS SEAT BELT SW LO REF PASS SEAT BELT SWITCH SIG 48 49 50 X800 ORG/GRY 53 5022 WHT/ORG 54 X2 RF HEAD CURTAIN MOD HI CTRL RF HEAD CURTAIN MOD LO CTRL INFLATABLE RESTRAINT SENSING & DIAGNOSTIC MODULE (BENEATH CENTER CONSOLE) ORG/LT GRN 52 5021 SHORTING BAR NCA WHT/ORG NCA NCA NCA PASS SEAT RET PRE LO CTRL 51 X310 19 BLK/ORG 11 ORG/BRN X700 GRY/ORG NCA ORG/WHT NCA SHORTING BAR DRV SEAT RET PRE LO CTRL 47 EXTENDED CAB EXTENDED CAB ORG/LT GRN BLK/ORG ORG/BRN WHT/ORG 46 ORG/WHT 14 BLK/ORG GRY/ORG 13 1363 DRV SEAT RET PRE HI CTRL WHT/ORG SHORTING BAR DRIVER SEAT BELT RETRACTOR PRETENSIONER DRIVER SEAT BELT SWITCH DRIVER SEAT BELT BUCKLE ORG/GRY PASSENGER SEAT BELT RETRACTOR PRETENSIONER RIGHT ROOF RAIL AIR BAG 555820 https://my.alldata.com/repair/#/repair/article/56908/component/1236/itype/437/nonstandard/32034/selfRefLink/false 3/3 4/13/2019 Transmissions - A/T Circuit (6 Speed) (Transmission and Drivetrain) - ALLDATA Repair 2017 Chevy Truck Colorado 2WD L4-2.5L Vehicle > Transmission and Drivetrain > Diagrams > Electrical - Interactive Color (Non OE) Transmissions - A/T Circuit (6 Speed) - Page of HOT W/ RETAINED ACCESSORY POWER RELAY ENERGIZED TRANSMISSION SHIFT LEVER POSITION INDICATOR GND POWER FUSE SPLY VOLT NETWORK BUS LOGIC PRNDL FUSE 10A P R N 44 PRESS BRAKE L D HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK (RIGHT FRONT KICK PANEL) LT GRN/ LT BLU BLK VIO BLK VIO TCM FUSE 15A 37 RED/ LT GRN VIO/ BLK UNDERHOOD FUSE BLOCK (NEXT TO BATTERY) X3 VIO X202 X305 X306 TCC BATT FUSE 15A X1 VIO HOT W/ IGNITION MAIN RELAY ENERGIZED J227 BLK G300 (REAR OF FLOOR SHIFTER) TOW/ HAUL IND COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM AUTOMATIC TRANSMISSION ASSEMBLY WHT/LT GRN GRY/VIO DATA (-) DATA (+) TO TRANSMISSION INTERNAL MODE SWITCH (DIAGRAM OF 2) LOGIC DRIVER INFORMATION CENTER DISPLAY INSTRUMENT CLUSTER A BATT + GND WHT/GRY 1786 RED/LT GRN 1840 BLK/WHT 1451 ACC WAKEUP SERIAL DATA SERIAL DATA BUS (+) SERIAL DATA BUS (-) IGN VOLT SERIAL DATA BUS (-) SERIAL DATA BUS (+) VIO/YEL 5985 10 LT BLU 2500 11 WHT 2501 12 VIO/BLK 2139 13 WHT 2501 14 LT BLU 2500 WHT/GRY 24 29 49 2501 WHT 40 12 10 2500 LT BLU 55 28 1786 G107 (2.8L TURBO DIESEL: REAR OF CYLINDER HEAD) (2.5L & 3.6L: RIGHT SIDE OF ENGINE BLOCK) COMPUTER DATA LINES SYSTEM X1 X1 X1 COMPUTER DATA LINES SYSTEM 15 PARK/NEUTRAL SIG GMLAN DATA BUS (-) GMLAN DATA BUS (+) ENGINE CONTROL MODULE (UNDER COOLANT RESERVOIR) 2.5L 16 3.6L 2.8L TURBO DIESEL X1 COMPUTER DATA LINES SYSTEM PC SOLENOID CONTROL PRESSURE CONTROL SOLENOID VALVE IGN PC SOLENOID CONTROL PRESSURE CONTROL SOLENOID VALVE TRANSMISSION CONTROL MODULE TORQUE CONVERTER CLUTCH PRESSURE CONTROL SOLENOID VALVE TORQUE CONVERTER CLUTCH PRESSURE CONTROL SOLENOID CONTROL SHIFT SOLENOID VALVE PC SOLENOID CONTROL SHIFT SOLENOID CONTROL PRESSURE CONTROL SOLENOID VALVE SHIFT SOLENOID VALVE PC SOLENOID CONTROL PC SOLENOID CONTROL SHIFT SOLENOID CONTROL PRESSURE CONTROL SOLENOID VALVE PRESSURE CONTROL SOLENOID VALVE TRANSMISSION FLUID TEMPERATURE SENSOR AUTOMATIC TRANSMISSION FLUID TEMPERATURE SENSOR SIGNAL LOW REFERENCE CONTROL SOLENOID VALVE ASSEMBLY 562825 https://my.alldata.com/repair/#/repair/article/56908/component/7/itype/437/nonstandard/24629/selfRefLink/false 1/2 4/13/2019 Transmissions - A/T Circuit (6 Speed) (Transmission and Drivetrain) - ALLDATA Repair 2017 Chevy Truck Colorado 2WD L4-2.5L Vehicle > Transmission and Drivetrain > Diagrams > Electrical - Interactive Color (Non OE) Transmissions - A/T Circuit (6 Speed) - Page of SHIFT SELECT SW PERFORMANCE SIG TAP UP/ TAP DOWN SW SIG 14 X3 11 X2 LT BLU/ GRY 553 YEL 5526 GMLAN SERIAL DATA BUS + GMLAN SERIAL DATA BUS - GMLAN SERIAL DATA BUS + GMLAN SERIAL DATA BUS - 25 24 X1 24 25 X6 LT BLU 2500 WHT LT BLU 2501 2500 BODY CONTROL MODULE (LEFT SIDE OF DASH) TRANSMISSION SHIFT LEVER VIO/BLK RED WHT/VIO NCA YEL NCA BLK BLK WHT 2501 COMPUTER DATA LINES SYSTEM YEL SHIFT INTERLOCK SYSTEM TRANSMISSION SHIFT LOCK CONTROL SOLENOID ACTUATOR PARK POSITION SWITCH X306 + G300 (REAR OF FLOOR SHIFTER) BLK G300 (REAR OF FLOOR SHIFTER) J305 BLK BLK 14 LT BLU/GRY 11 J227 AUTOMATIC TRANSMISSION ASSEMBLY FROM AUTOMATIC TRANSMISSION A ASSEMBLY (DIAGRAM OF 2) F WHT TRANSMISSION RANGE SWITCH SIG P B BLK TRANSMISSION RANGE SWITCH SIG C C YEL TRANSMISSION RANGE SWITCH SIG B D RED TRANSMISSION RANGE SWITCH SIG A E GRN A GRY GND - UP/DOWN TRANSMISSION MANUAL SHIFT SWITCH SHIFT SELECT SWITCH INSTRUMENT PANEL MULTI-FUNCTION SWITCH START P C B A X2 FTP SWITCH VOLTAGE FTP SWITCH VOLTAGE FTP SWITCH VOLTAGE FTP SWITCH VOLTAGE INPUT SPEED SENSOR SIGNAL TRANSMISSION INTERNAL MODE SWITCH TRANSMISSION FLUID PRESSURE SWITCH A TRANSMISSION INPUT SHAFT SPEED SENSOR GRN YEL ISS/OSS SUPPLY VOLTAGE OUTPUT SPEED SENSOR SIGNAL B RED RED J127 TRANSMISSION OUTPUT SHAFT SPEED SENSOR C BLK X3 TRANSMISSION CONTROL MODULE CONTROL SOLENOID VALVE ASSEMBLY 562826 https://my.alldata.com/repair/#/repair/article/56908/component/7/itype/437/nonstandard/24629/selfRefLink/false 2/2 4/13/2019 Transmissions - A/T Circuit (8 speed) (Transmission and Drivetrain) - ALLDATA Repair 2017 Chevy Truck Colorado 2WD L4-2.5L Vehicle > Transmission and Drivetrain > Diagrams > Electrical - Interactive Color (Non OE) Transmissions - A/T Circuit (8 speed) - Page of HOT AT ALL TIMES TRANS CLUTCH H CTRL CLUTCH B CTRL CLUTCH D CTRL TCM BATT FUSE 15A RED/GRN 37 VIO/BLK TCM FUSE 15A UNDERHOOD FUSE BLOCK (NEXT TO BATTERY) X3 HOT W/ IGNITION MAIN RELAY ENERGIZED WHT/BLU 4507 BLU 6401 BLU GRY/GRN 6403 GRY/GRN YEL/GRN 4170 YEL/GRN YEL/BLU 4171 YEL/BLU 13 GRN/VIO 4510 GRN/VIO 14 GRY/BLU 6358 GRY/BLU 15 GRN/YEL 6353 GRN/YEL 17 WHT 4508 WHT 18 BRN 6400 BRN 19 GRY 6402 GRY 20 YEL/BRN 6404 YEL/BRN 21 GRN/WHT 6380 GRN/WHT 22 YEL/BRN 6210 YEL/BRN BLK/GRY 3927 BLK/GRY BLK/BRN 586 BLK/BRN GRN/GRY 6387 GRN/GRY VIO/BLK 2139 37 BLU 2500 38 WHT 2501 WHT/BLU TRANS SENS B VOLT 9V REF TRANS SENS A VOLT 9V REF 10 11 12 TRANS INTERMEDIATE SPD SIG OUT SPD SIG IN SPD SIG TRANS CLUTCH G CTRL CLUTCH A CTRL CLUTCH C CTRL CLUTCH E CTRL TCC ON/OFF SOLENOID A CTRL TCC ON/OFF SOLENOID B CTRL 16 23 10 11 12 13 14 24 IMS MODE SW LOW REF 25 26 15 27 TRANS OIL TEMP SENS LOW REF 28 29 16 30 31 32 TRANS HI SIDE DRIVER SIG DRIVER RUN/CRANK IGNITION VOLT HI SPD GMLAN SERIAL DATA (+) HI SPD GMLAN SERIAL DATA (-) PRNDL S SIG TRANS HI SIDE DRIVER SIG ACCESSORY WAKEUP SERIAL DATA HI SPD GMLAN SERIAL DATA (+) HI SPD GMLAN SERIAL DATA (-) 33 34 35 17 36 39 COMPUTER DATA LINES SYSTEM 40 GRY/YEL 41 GRY/BRN 42 GRY/WHT 43 WHT/BLK 44 GRY/BRN 45 VIO/WHT 46 BRN/WHT 47 GRY/YEL 4169 GRY/BRN 6388 VIO/YEL 5985 53 LT BLU 2500 54 WHT 2501 59 GRY/WHT 4168 60 WHT/BLK 5983 61 GRY/BRN 5982 62 VIO/WHT 5981 63 BRN/WHT 585 65 BLK/WHT 451 66 RED/GRN 1840 18 19 20 21 22 23 24 48 49 50 51 52 COMPUTER DATA LINES SYSTEM 55 56 57 58 PRNDL P SIG PRNDL C SIG PRNDL B SIG PRNDL A SIG TRANS OIL TEMP SENS SIG SIG GROUND B POSITIVE VOLTAGE 64 G104 TRANSMISSION CONTROL MODULE (TCM) (INTEGRAL TO AUTOMATIC TRANSMISSION) COMPUTER DATA LINES SYSTEM GRY/GRN GMLAN SERIAL DATA DRIVER INFORMATION CENTER DISPLAY DISPLAY LOGIC INSTRUMENT CLUSTER 562820 https://my.alldata.com/repair/#/repair/article/56908/component/7/itype/437/nonstandard/24630/selfRefLink/false 1/3 4/13/2019 Transmissions - A/T Circuit (8 speed) (Transmission and Drivetrain) - ALLDATA Repair 2017 Chevy Truck Colorado 2WD L4-2.5L Vehicle > Transmission and Drivetrain > Diagrams > Electrical - Interactive Color (Non OE) Transmissions - A/T Circuit (8 speed) - Page of HOT AT ALL TIMES RED/BRN INSTRUMENT PANEL FUSE BLOCK (RIGHT FRONT KICK PANEL) X1 BCM FUSE 15A 10 11 12 13 14 15 16 17 WHT/BLU WHT/BLU BLU BLU GRY/GRN GRY/GRN YEL/GRN YEL/GRN YEL/BLU YEL/BLU GRN/VIO GRN/VIO GRY/BLU GRY/BLU GRN/YEL GRN/YEL WHT WHT BRN BRN GRY GRY YEL/BRN YEL/BRN GRN/WHT GRN/WHT YEL/BRN YEL/BRN BLK/GRY BLK/GRY BLK/BRN BLK/BRN GRN/GRY LT BLU/GRY 11 BLK 14 BLK 18 19 20 21 22 23 24 GRY/YEL GRY/BRN GRY/WHT GRY/WHT WHT/BLK WHT/BLK GRY/BRN GRY/BRN VIO/WHT VIO/WHT BRN/WHT BRN/WHT WHT/GRY HI SPD GMLAN SERIAL DATA (-) 29 WHT/GRY 1786 28 LT BLU 2500 12 WHT 2501 RED/BRN 2240 24 WHT 2501 25 LT BLU 2500 LT BLU/GRY 553 COMPUTER DATA LINES SYSTEM X1 10 11 12 13 14 15 16 17 INSTRUMENT PANEL MULTI-FUNCTION SWITCH GRY/BRN PARK/NEUTRAL SIG J227 GRY/YEL HI SPD GMLAN SERIAL DATA (+) SHIFT SELECT SWITCH GRN/GRY G300 (REAR OF FLOOR SHIFTER) VIO/BLK RED WHT/VIO NCA BLK NCA 18 19 20 21 22 23 24 25 TRANSMISSION SHIFT LOCK CONTROL SOLENOID ACTUATOR PARK POSITION SWITCH ENGINE CONTROL MODULE (UNDER COOLANT RESERVOIR) BATT POSITIVE VOLTAGE HI SPD GMLAN SERIAL DATA (-) HI SPD GMLAN SERIAL DATA (+) SHIFT SELECT SW PERFORMANCE SIG PARK LOCK SOL CTRL KEY CAPTURE/COLUMN LOCK SHIFT POSITION SIG TAP UP/TAP DOWN SW SIG BLK RED/BRN G300 (REAR OF FLOOR SHIFTER) X202 X1 14 COMPUTER DATA LINES SYSTEM J305 - X3 VIO/BLK 7553 13 WHT/VIO 5905 X7 11 X2 44 VIO/BLK VIO/BLK 41 WHT/VIO WHT/VIO YEL YEL + X202 YEL 5526 YEL NCA X306 BODY CONTROL MODULE (LEFT SIDE OF DASH) 562821 https://my.alldata.com/repair/#/repair/article/56908/component/7/itype/437/nonstandard/24630/selfRefLink/false TRANSMISSION MANUAL SHIFT SWITCH UP/DOWN TRANSMISSION SHIFT LEVER 2/3 4/13/2019 Transmissions - A/T Circuit (8 speed) (Transmission and Drivetrain) - ALLDATA Repair 2017 Chevy Truck Colorado 2WD L4-2.5L Vehicle > Transmission and Drivetrain > Diagrams > Electrical - Interactive Color (Non OE) Transmissions - A/T Circuit (8 speed) - Page of WHT/BLU 14 WHT/BLU WHT/BLU GRN/GRY TRANSMISSION CONTROL SOLENOID VALVE BLU BLU 22 BLU GRY/BRN TRANSMISSION CONTROL SOLENOID VALVE 2 10 11 12 13 14 WHT/BLU GRY/GRN GRY/GRN GRY/GRN (FORWARD LAMP HARNESS, NEAR BREAKOUT TO UNDERHOOD FUSE BLOCK) J118 YEL/GRN 25 J177 YEL/GRN YEL/GRN GRN/VIO GRN/VIO YEL/GRN YEL/GRN GRY/BLU 24 GRY/BLU GRY/BLU YEL/BLU 27 YEL/BLU YEL/BLU GRN/YEL 26 GRN/YEL GRN/YEL YEL/GRN TRANSMISSION INTERMEDIATE SHAFT SPEED SENSOR J119 GRN/VIO 32 TRANSMISSION OUTPUT SHAFT SPEED SENSOR GRN/VIO GRY/BLU GRN/YEL GRY/BRN TRANSMISSION CONTROL SOLENOID VALVE YEL/GRN YEL/BLU X176 WHT BRN TRANSMISSION INPUT SHAFT SPEED SENSOR GRY YEL/BRN GRN/WHT X177 YEL/BRN WHT 13 15 GRY/GRN BLU WHT WHT GRN/GRY BLK/GRY TRANSMISSION CONTROL SOLENOID VALVE 16 17 BLK/BRN BRN BRN 21 BRN GRY/BRN GRN/GRY TRANSMISSION CONTROL SOLENOID VALVE GRY 10 GRY 13 GRY GRY/BRN TRANSMISSION CONTROL SOLENOID VALVE 3 YEL/BRN 14 GRY/BRN 19 GRY/BRN 18 YEL/BRN 19 20 21 22 23 24 25 GRY/YEL GRY/BRN GRY/BRN TRANSMISSION CONTROL SOLENOID VALVE GRY/BRN J175 GRY/WHT WHT/BLK GRN/WHT YEL/BRN GRN/WHT YEL/BRN 10 YEL/BRN GRN/WHT GRN/GRY GRY/BRN VIO/WHT TRANSMISSION CONTROL SOLENOID VALVE BRN/WHT WHT/GRY GRY/BRN J176 GRN/GRY 18 YEL/BRN TRANSMISSION CONTROL SOLENOID VALVE GRN/GRY 18 BLK/BRN 11 GRN/GRY BLK/BRN 16 BLK/BRN BRN/WHT TRANSMISSION FLUID TEMPERATURE SENSOR BRN/WHT 12 BRN/WHT 15 WHT/GRY 35 WHT/GRY 12 WHT/GRY BLK/GRY 30 BLK/GRY 20 BLK/GRY GRY/YEL 34 GRY/YEL GRY/YEL GRY/WHT 23 GRY/WHT 17 GRY/WHT YEL/GRN 31 YEL/GRN 19 GRY/BRN 28 GRY/BRN GRY/BRN WHT/BLK 21 WHT/BLK 11 YEL/GRN 10 WHT/BLK YEL/BLU 29 YEL/BLU YEL/BLU VIO/WHT 22 VIO/WHT VIO/WHT X175 TRANSMISSION INTERNAL MODE SWITCH X176 AUTOMATIC TRANSMISSION ASSEMBLY 562822 https://my.alldata.com/repair/#/repair/article/56908/component/7/itype/437/nonstandard/24630/selfRefLink/false 3/3 4/13/2019 Transmissions - Rear Differential Lock Circuit (Transmission and Drivetrain) - ALLDATA Repair 2017 Chevy Truck Colorado 2WD L4-2.5L Vehicle > Transmission and Drivetrain > Diagrams > Electrical - Interactive Color (Non OE) Transmissions - Rear Differential Lock Circuit - Page of HOT W/ IGNITION MAIN RELAY ENERGIZED HOT AT ALL TIMES UNDERHOOD FUSE BLOCK (NEXT TO BATTERY) 30 85 87 86 FUEL MDL RUN/CRNK FUSE 10A REAR DIFFERENTIAL LOCK ACTUATOR LOW CONTROL RELAY X2 VIO/BLK BLK 20 VIO/BLK BLU/WHT X1 52 BLU/WHT RR DIFF LOCK ACT FUSE 15A VIO/GRY 20 X3 REAR DIFFERENTIAL LOCK ACTUATOR HIGH CONTROL RELAY VIO/GRY J110 RR AXLE DIFF LOCK CTRL RR AXLE DIFF LOCK LOW REF RR AXLE DIFF LOCK LOW REF 25 VIO/GRY 139 37 BLU/WHT 7120 35 VIO/BLK 7121 10 VIO/BLK 7121 X122 1 X124 BLK 32 VIO/BLK BLU/WHT X124 X106 X124 X122 1 X124 X106 34 BLU/WHT RUN/CRANK IGN VOLTAGE X102 BLU/WHT 44 BLU/WHT VIO/GRY 16 X106 VIO/GRY VIO/GRY POWER DISTRIBUTION SYSTEM 41 G301 (UNDER DRIVER'S SEAT) 2.8L TURBO DIESEL 3.6L VIO/BLK BLU/WHT J426 GRN/RED 7119 13 45 GRN/RED 40 J425 GRN/RED YEL/GRN 7122 21 44 YEL/GRN 27 YEL/GRN 11 YEL 7117 22 47 YEL 24 YEL X124 X106 2500 WHT 2501 13 BLK 650 G400 (BEHIND FUEL FILLER NECK) AUXILIARY CHASSIS CONTROL MODULE (ABOVE SPARE TIRE) DRIVER INFORMATION CENTER DISPLAY MOST SERIAL DATA (-) MOST SERIAL DATA (+) WHT/LT GRN GRY/VIO COMPUTER DATA LINES SYSTEM INTERIOR LIGHTS SYSTEM GRN/RED 28 COMPUTER DATA LINES SYSTEM HI SPD GMLAN SERIAL DATA (-) GND LT BLU YEL/GRN 26 X202 HI SPD GMLAN SERIAL DATA (+) REAR DIFFERENTIAL LOCK ACTUATOR YEL RR AXLE DIFF LOCK IND CTRL 7120 AXLE DIFF LOCK SW SIG BLU/WHT YEL AXLE DIFF LOCK MODE SW 5V REF 17 12 RR AXLE DIFF LOCK CTRL DISPLAY LOGIC INSTRUMENT CLUSTER DIFFERENTIAL LOCK SWITCH INSTRUMENT PANEL MULTI FUNCTION SWITCH 562824 https://my.alldata.com/repair/#/repair/article/56908/component/7/itype/437/nonstandard/24628/selfRefLink/false 1/1 4/13/2019 Transmissions - Transfer Case Circuit (Transmission and Drivetrain) - ALLDATA Repair 2017 Chevy Truck Colorado 2WD L4-2.5L Vehicle > Transmission and Drivetrain > Diagrams > Electrical - Interactive Color (Non OE) Transmissions - Transfer Case Circuit - Page of WHT/LT GRN MOST SERIAL DATA (+) GRY/VIO C WHT/LT GRN VIO/LT GRN A B YEL/BLK VIO/BLK WHT/RED 14 40 MOST SERIAL DATA (-) RED/GRY RED/GRY 4WD IND INSTRUMENT PANEL FUSE BLOCK (RIGHT FRONT KICK PANEL) MISC RUN/CRNK FUSE 10A 32 FRT AXLE ACT FUSE 10A TREC FUSE 30A HOT W/ IGNITION MAIN RELAY ENERGIZED (TOP REAR OF TRANSFER CASE) (4WD) GEAR POSITION SENSOR UNDERHOOD FUSE BLOCK (NEXT TO BATTERY) X1 HOT W/ IGNITION MAIN RELAY ENERGIZED X2 HOT AT ALL TIMES COMPUTER DATA LINES SYSTEM LOGIC INSTRUMENT CLUSTER 3.6L ROTARY POS SENS RTN ROTARY POS SENS SIG INCRMT ENCODER DIR SIG FRT AXLE ACTUATOR CTRL INCRMT ENCODER IMPULSE SIG 4WD MODE SW VOLT REF 4WD DRV SW SIG ROTARY POS SENS SPLY 5V INCRMT ENCDR SENS 8V REF INCREMENTAL ENCDR SENS REF WHEEL LOCK IND TRANSFER CASE LOCK SOL CTRL YEL/BLK 7478 YEL/BLK WHT/LT GRN 7479 WHT/LT GRN YEL 7474 X119 GRY/BLK 1570 LT BLU/GRY 7473 GRY/RED 6029 GRY/RED LT BLU/YEL 1693 LT BLU/YEL 29 28 YEL X101 LT BLU/GRY 3.6L WHT/RED 7477 10 WHT/LT GRN 7475 X119 11 VIO 7476 12 YEL/WHT 1695 13 YEL/BRN 1569 27 WHT/RED WHT/LT GRN X101 VIO YEL/BRN 14 RED/GRY 15 16 X1 4WD 5985 LT BLU 2500 WHT 2501 11 GRY/LT GRN 1561 12 BRN 1560 BRN 13 LT GRN/BLK 1563 LT GRN/BLK 14 BRN/BLK 1566 BRN/BLK 15 LT BLU 2500 16 WHT 2501 A YEL/VIO 1553 YEL/VIO YEL/VIO YEL/VIO B YEL/GRY 1552 YEL/GRY YEL/GRY YEL/GRY C RED/GRY 1342 38 12 D BLK 3250 COMPUTER DATA LINES SYSTEM VIO/BLK VIO/YEL X106 10 1739 GRY/BLK GMLAN SERIAL DATA (-) 1565 VIO/LT GRN 30 GMLAN SERIAL DATA (+) VIO/WHT YEL/WHT ACCY WAKEUP SERIAL DATA VIO/WHT 31 LO IND CTRL RUN/CRANK IGN VOLT 10 2.5L & 3.6L BLK 2.8L TURBO DIESEL NCA VIO/BLK X103 GRY/BLK VIO/ BLK X101 J101 G301 (UNDER DRIVER'S SEAT) NCA GRY/ BLK G301 (UNDER DRIVER'S SEAT) BLK 14 YEL/WHT X3 NCA 13 BLK GND TRANSFER CASE CONTROL MODULE (BEHIND GLOVE BOX) NCA YEL/ WHT BATT POS VOLT (BLUNT CUT SHIELD) BLK MTR CLOCKWISE CTRL 11 12 13 14 15 LOGIC FRONT AXLE ENGAGEMENT ACTUATOR (REAR OF TRANSFER CASE) BLK G107 (REAR OF CYLINDER HEAD) BLK (BLUNT CUT SHIELD) J106 (2.5L & 3.6L: ENGINE HARNESS, NEAR X101 BREAKOUT TOWARDS ENGINE) (2.8L TURBO DIESEL: ENGINE HARNESS, NEAR BREAKOUT TO UNDERHOOD FUSE BLOCK) J128 562827 10 COMPUTER DATA LINES SYSTEM X106 MTR COUNTER CLOCKWISE CTRL X2 BLK GMLAN SERIAL DATA (-) BLK 11 GMLAN SERIAL DATA (+) 11 HI IND CTRL X101 HI IND CTRL GRY/LT GRN BLK NEUTRAL IND CTRL BLK AWD IND CTRL M G108 (2.5L: REAR OF ENGINE BLOCK) (3.6L: RIGHT SIDE OF ENGINE BLOCK) https://my.alldata.com/repair/#/repair/article/56908/component/7/itype/437/nonstandard/24627/selfRefLink/false 1/2 4/13/2019 Transmissions - Transfer Case Circuit (Transmission and Drivetrain) - ALLDATA Repair 2017 Chevy Truck Colorado 2WD L4-2.5L Vehicle > Transmission and Drivetrain > Diagrams > Electrical - Interactive Color (Non OE) Transmissions - Transfer Case Circuit - Page of TRANSFER CASE SHIFT CONTROL SWITCH SPORT MODE SWITCH BLK BRN/BLK YEL GRY/LT GRN VIO/WHT 10 WHT BRN LT BLU/YEL 12 GRY/RED 11 GRY VIO/BRN INTERIOR LIGHTS SYSTEM 4-HI IND 2-HI IND 4-LO IND LT GRN/BLK AUTO 4WD IND (IF EQUIPPED) RED/BRN NEUTRAL IND RED/BRN X202 B+ RED/BRN 2240 30 BRN/BLK X202 28 LT GRN/BLK 31 VIO/WHT 32 BRN 29 34 LT BLU/YEL GRY/LT GRN 33 GRY/RED COMPUTER DATA LINES SYSTEM 10 INTERIOR LIGHTS SYSTEM VIO/BRN GRY 5054 INSTRUMENT PANEL FUSE BLOCK (RIGHT FRONT KICK PANEL) X1 BCM FUSE 15A X1 SPORT MODE SW SIG SERIAL DATA (-) BODY CONTROL MODULE (LEFT SIDE OF DASH) X3 23 25 WHT 2501 X6 24 LT BLU 2500 14 VIO/BRN 300 X5 RUN IGN VOLT SERIAL DATA (+) HOT AT ALL TIMES W/ SPORT PACKAGE YEL LT BLU/GRY GRY/RED LT BLU/YEL WHT/LT GRN VIO YEL/BRN RED/GRY VIO/WHT 4WD 10 11 12 13 GRY/LT GRN BRN LT GRN/BLK BRN/BLK M VIO/WHT BLK/LT GRN LT BLU/RED 3.6L 821 https://my.alldata.com/repair/#/repair/article/56908/component/7/itype/437/nonstandard/24627/selfRefLink/false 2.8L TURBO DIESEL 2.5L VEH SPD SENS SIG 65 63 30 VIO/WHT ENGINE CONTROL MODULE (UNDER COOLANT RESERVOIR) 562828 X2 X3 X1 822 BLK/LT GRN 66 27 31 SENS LOW REF 1688 2501 WHT LT BLU/RED 45 11 5V REF X1 X1 X1 SERIAL DATA (-) SERIAL DATA (+) TRANSFER CASE MOTOR (REAR OF TRANSFER CASE) 12 10 40 2500 LT BLU 55 28 VIO X101 43 WHT/LT GRN H G YEL VIO LT BLU/GRY 22 LT BLU/GRY YEL E YEL/BRN F RED/GRY 39 20 RED/GRY YEL/BRN B C YEL/VIO D YEL/GRY WHT/LT GRN YEL/VIO YEL/GRY 15 A 14 29 COMPUTER DATA LINES SYSTEM TRANSMISSION OUTPUT SHAFT SPEED SENSOR (INTEGRAL TO TRANSMISSION ASSEMBLY) 2/2 4/13/2019 Warning Systems (Instrument Panel, Gauges and Warning Indicators) - ALLDATA Repair 2017 Chevy Truck Colorado 2WD L4-2.5L Vehicle > Instrument Panel, Gauges and Warning Indicators > Diagrams > Electrical - Interactive Color (Non OE) Warning Systems - Page of OFF/RUN/CRANK VOLT BATT POSITIVE VOLT GND PARK BRAKE SW SIG NETWORK BUS SERIAL DATA 4040 BLK 2150 X3 X2 LR DR AJAR SW SIG HEADLAMP SW PARK LAMP SIG GRY/GRN 19 PARK BRAKE IND J225 LOGIC G307 (REAR OF FLOOR SHIFTER) X203 X1 BLK G307 (REAR OF FLOOR SHIFTER) J239 15 BLU/VIO 1134 LT GRN/YEL 6134 GRN 5060 GRY 748 GRY 747 LT GRN/GRY 13 BLU/VIO A X7 10 22 11 PARK BRAKE SWITCH (TOP OF PARK BRAKE PEDAL) COMPUTER DATA LINES SYSTEM X6 X7 27 COMPUTER DATA LINES SYSTEM X6 22 LT GRN/YEL GRY LINEAR INTER NET RF DR AJAR SW SIG X1 LOGIC BLK/WHT BLK/WHT J225 BRAKE IND INSTRUMENT CLUSTER PASSENGER WINDOW SWITCH OFF AUTO PARK HEAD SEAT BELT IND SIG GND BODY CONTROL MODULE (LEFT SIDE OF DASH) TIRE PRESSURE IND LO SPD GMLAN SER DATA BLK/WHT BLK/ORG BLK/WHT X310 ORG/BRN X2 NCA NCA DRIVER SEAT BELT SW SIG COMPUTER DATA LINES SYSTEM RED/VIO 13 X2 RR DR AJAR SW SIG 19 RED/VIO COMPUTER DATA LINES SYSTEM BLK/ORG 1020 DRIVER SEAT BELT SWITCH 11 WHT/VIO DRIVER INFORMATION CENTER DISPLAY DRIVER SEAT BELT BUCKLE ORG/BRN 15 41 5986 KEY-IN SWITCH ORG/BRN WHT/VIO OFF 238 ACC 43 RUN BLK/ORG 17 WHT/LT BLU X203 START 1363 RED/VIO SERIAL DATA COMM ENABLE 11 DRIVER SEAT BELT SW LOW REF (BENEATH CENTER CONSOLE) INFLATABLE RESTRAINT SENSING & DIAGNOSTIC MODULE BCM FUSE 30A X1 RED/LT BLU DLIS FUSE 2A RED/LT BLU IGNITION SWITCH HOT AT ALL TIMES X2 HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK (RIGHT FRONT KICK PANEL) G307 (REAR OF FLOOR SHIFTER) GRY BLK LT GRN/GRY HEADLAMP SWITCH 2.5L & 3.6L GRY BLK BLK BLK G304 (UNDER PASSENGER'S SEAT) 2.8L TURBO DIESEL J600 PASSENGER DOOR LATCH ASSEMBLY G303 (UNDER DRIVER'S SEAT) J505 COMPUTER DATA LINES SYSTEM GRY GRY DRIVER DOOR LATCH ASSEMBLY GRY LT GRN/GRY LR DR AJAR SW SIG NETWORK BUS LOGIC X800 GRY LOGIC GRY LEFT REAR WINDOW SWITCH COMPUTER DATA LINES SYSTEM X700 LF DR AJAR SW SIG LT GRN/YEL GRY NETWORK BUS DRIVER WINDOW MOTOR G400 (BEHIND FUEL FILLER NECK) J701 G303 (UNDER DRIVER'S SEAT) NCA BLK J701 LEFT REAR DOOR LATCH ASSEMBLY (CREW CAB) GRY RIGHT REAR UPPER DOOR LATCH ASSEMBLY (EXTENDED CAB) BLK J801 BLK GRY LT GRN/GRY GRY RIGHT REAR LOWER DOOR LATCH ASSEMBLY (EXTENDED CAB) BLK NCA NCA J701 G303 (UNDER DRIVER'S SEAT) NCA GRY NCA J800 (RIGHT REAR DOOR HARNESS, NEAR BREAKOUT TO SPEAKER) J801 BLK J404 BLK BRAKE FLUID LEVEL SWITCH (ON BRAKE FLUID RESERVOIR) BLK BLK/WHT BLK B GRN/GRY LEFT REAR UPPER DOOR LATCH ASSEMBLY (EXTENDED CAB) BLK A LEFT REAR LOWER DOOR LATCH ASSEMBLY (EXTENDED CAB) BLK NCA ELECTRONIC BRAKE CONTROL MODULE (UNDER DRIVER'S SEAT AREA, ON FRAME) NCA 333 GRY 21 GRN/GRY COMPUTER DATA LINES SYSTEM 5986 NCA BRK FLUID LVL WHT/LT BLU BLK SERIAL DATA J700 (LEFT REAR DOOR HARNESS, NEAR BREAKOUT TO SPEAKER) GRY RR DOOR AJAR SW SIG NETWORK BUS LOGIC RIGHT REAR WINDOW SWITCH COMPUTER DATA LINES SYSTEM G304 (UNDER PASSENGER'S SEAT) BLK J801 GRY BLK RIGHT REAR DOOR LATCH ASSEMBLY (CREW CAB) G304 (UNDER PASSENGER'S SEAT) 564276 https://my.alldata.com/repair/#/repair/article/56908/component/4/itype/437/nonstandard/23450/selfRefLink/false 1/1 4/13/2019 Wiper/Washer (Wiper and Washer Systems) - ALLDATA Repair 2017 Chevy Truck Colorado 2WD L4-2.5L Vehicle > Wiper and Washer Systems > Diagrams > Electrical - Interactive Color (Non OE) Wiper/Washer - Page of HOT AT ALL TIMES BATTERY FUSE BLOCK (TOP OF BATTERY POSITIVE POST) UNDERHOOD FUSE BLOCK (NEXT TO BATTERY) FUSE 250A RED/WHT X5 WPR FUSE 30A HOT AT ALL TIMES BCM FUSE 20A INSTRUMENT PANEL FUSE BLOCK (RIGHT FRONT KICK PANEL) 85 30 87A 85 87 WINDSHIELD WASHER PUMP RELAY WINDSHIELD WIPER RELAY 30 87A WASH PUMP FUSE 15A 30 X1 60 X2 74 X1 71 GRY X2 45 22 WHT/VIO 73 YEL/BRN X1 72 WHT X4 RED/VIO 19 87 86 X1 86 WINDSHIELD WIPER SPEED CONTROL RELAY 10 WHT YEL/BRN 11 YEL/BRN GRY/VIO BRN/GRY BLK X102 WHT 38 BLK RED/WHT X102 BRN/LT GRN BLK BLK G301 (UNDER DRIVER'S SEAT) J103 17 BRN/LT GRN RED/VIO 2640 24 WHT/VIO 860 16 GRY 91 WINDSHIELD WASHER RLY CTRL 14 BRN/GRY 2268 WINDSHIELD WIPER SW LOW REF 10 BLK/GRY 6009 WINDSHIELD WASHER SW SIG 25 WHT/BLK 94 WINDSHIELD WIPER SW LOW SIG 13 YEL/LT BLU 1714 WINDSHIELD WIPER SW HIGH SIG 20 GRY 1715 WHT 2501 J117 WINDSHIELD WASHER PUMP (WASHER FLUID RESERVOIR) 25 LT BLU BLK 2500 2150 X1 LOW SPEED GMLAN SER DATA COMPUTER DATA LINES SYSTEM BLK J239 GRY/GRN G307 (REAR OF FLOOR SHIFTER) COMPUTER DATA LINES SYSTEM BLK/GRY 24 BODY CONTROL MODULE (LEFT SIDE OF DASH) DRIVER INFORMATION CENTER DISPLAY BLK BLK X3 GND X4 WHT/BLK SERIAL DATA (+) GRY/VIO M G103 (2.5L & 3.6L: UNDER LEFT HEADLAMP ASSEMBLY) (2.8L TURBO DIESEL: UNDER RIGHT HEADLAMP ASSEMBLY) G301 (UNDER DRIVER'S SEAT) SERIAL DATA (-) X5 YEL/LT BLU MTR RELAY SPLY VOLT WIPER RLY CTRL G103 (2.5L & 3.6L: UNDER LEFT HEADLAMP ASSEMBLY) (2.8L TURBO DIESEL: UNDER RIGHT HEADLAMP ASSEMBLY) BATT POS VOLT WIPER SW HIGH SIG J103 196 X4 GRY WINDSHIELD WIPER MOTOR PARK SW SIG J117 BLK WINDSHIELD WIPER MOTOR (LEFT REAR OF ENGINE COMPT) BLK L M BLK H DELAY SWITCH WASHER SWITCH INSTRUMENT CLUSTER LOW HIGH INT OFF LOW MIST HIGH WIPER SWITCH INT OFF MIST WINDSHIELD WIPER/WASHER SWITCH 560190 https://my.alldata.com/repair/#/repair/article/56908/component/652/itype/437/nonstandard/26988/selfRefLink/false 1/1 ... Conditioning - Automatic A/C Circuit (Heating and Air Conditioning) - ALLDATA Repair 2017 Chevy Truck Colorado 2WD L4-2.5L Vehicle > Heating and Air Conditioning > Diagrams > Electrical - Interactive... Conditioning - Automatic A/C Circuit (Heating and Air Conditioning) - ALLDATA Repair 2017 Chevy Truck Colorado 2WD L4-2.5L Vehicle > Heating and Air Conditioning > Diagrams > Electrical - Interactive... Conditioning - Automatic A/C Circuit (Heating and Air Conditioning) - ALLDATA Repair 2017 Chevy Truck Colorado 2WD L4-2.5L Vehicle > Heating and Air Conditioning > Diagrams > Electrical - Interactive