Chevrolet·Colorado Pickup 2Wd·2018 Chevrolet Colorado Pickup - 2WD·Wiring
Wiring diagram

2018 Chevrolet Colorado Pickup - 2WD — power distribution

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Power distribution

1 2 2 1 3 4 3 4 5 5 5 87 85 30A 60A 15A 60A 250A 30 30 10A 200A 15A N/A 15A 15A 30A 30A 30A 40A 100A 15A E 30A 5A 20A 30A 10A 30A 300A B A 100A 100A 100A BATTERY STARTER MOTOR POWER STEERING CONTROL MODULE ELECTRICAL AUXILIARY HEATER COOLING FAN MOTOR STARTER RELAY TRAILER PROVISION TRANSMISSION CONTROL MODULE ENGINE CONTROL MODULE BLOWER MOTOR CONTROL MODULE ELECTRONIC BRAKE CONTROL MODULE TRANSFER CASE CONTROL MODULE TRANSFER CASE MOTOR TRAILER CONNECTOR SEAT HEATING CONTROL MODULE TRAILER BRAKES PROVISION TRANSMISSION CONTROL MODULE CONTROL SOLENOID VALVE ASSEMBLY AUTOMATIC TRANSMISSION ASSEMBLY TRAILER BRAKE POWER CONTROL MODULE A/C COMPRESSOR CLUTCH RELAY WINDSHIELD WIPER RELAY WINDSHIELD WIPER SPEED CONTROL RELAY UNDERHOOD FUSE BLOCK POWER STEERING CONTROL MODULE BODY CONTROL MODULE FUEL PUMP DRIVER CONTROL MODULE AUXILIARY CHASSIS CONTROL MODULE EVAPORATIVE EMISSION VENT SOLENOID VALVE REDUCTANT CONTROL MODULE GENERATOR 2 66 X200 37 X106 X106 24 X1 1 X106 29 1 5 4 X1 X3 X109 1 38 X1 X2 2 25 1 41 1 X5 X4 21 X5 25 X202 X1 1 X103 7 X106 21 74 X1 35 20 X106 10 X1 7 X320 3 9 56 68 X101 39 B X3 C 40 E X106 38 42 36 2 1 X200 3 33 15 X1 X100 1 X4 X2 2 1 52 X1 27 1 X1 X2 X3 X6 X7 X1 4 X2 70 72 69 34 X2 73 X3 37 20 X4 X1 3 33 2 RED/LT GRN RED/LT GRN RED/LT GRN RED/ LT GRN RED/ LT GRN RED/ LT GRN RED/ BRN RED/ BRN RED/ VIO RED/ RED/YEL RED/ RED/ LT GRN RED/ LT GRN RED/ LT GRN RED/ LT GRN RED/ LT GRN RED/ LT GRN BRN/ LT BLU BRN/ LT BLU RED/ GRY RED/ GRY RED/BRN RED/GRY RED/GRY RED/WHT RED/VIO RED/VIO VIO RED/YEL RED/YEL BRN RED/LT GRN RED/LT GRN RED/LT GRN RED/LT GRN RED/GRY RED/GRY RED/GRY ORG ORG ORG ORG RED/VIO RED/VIO RED/VIO RED/GRY RED/WHT RED/BRN RED/YEL RED/YEL RED/YEL RED/YEL RED/VIO RED/LT BLU RED/VIO RED RED 7 8 2.5L 3.6L W/ TRAILER CONNECTOR W/O TRAILER CONNECTOR GASOLINE DIESEL 2.8L TURBO DIESEL 6 7 8 2.5L & 3.6L 6 8 SPEED A/T 6 SPEED A/T W/O TRAILER BRAKE CONTROL W/ TRAILER BRAKE CONTROL 7 (BLUNT CUT) (4WD) (IF EQUIPPED) (4WD) (BLUNT CUT) 6 (NOT USED) (NOT USED) 7 8 7 8 7 8 BATTERY FUSE BLOCK FUSE 2 FUSE 6 FUSE 4 FUSE 1 FUSE 5 FUSE 3 STRTR FUSE ITBC TRLR BRK CNTRL MDL FUSE ABS PUMP FUSE FRT BLWR FUSE HTD SEAT DRVR FUSE HTD SEAT PASS FUSE ECM BATT FUSE GLOW PLUG MODULE FUSE ABS VLV FUSE TCM BATT FUSE TRLR FUSE TREC FUSE WPR FUSE CNSTR VENT SOL FUSE A/C CLTCH FUSE ICCM FPPM FUSE EMPTY FUSE RVC FUSE BCM 3 FUSE GEN FUSE EPS FUSE (TOP OF BATTERY POSITIVE POST) (NEXT TO BATTERY) TO INSTRUMENT PANEL FUSE BLOCK (DIAGRAM 3 OF 4) TO INSTRUMENT PANEL FUSE BLOCK (DIAGRAM 2 OF 4) TO IGNITION MAIN RELAY (DIAGRAM 2 OF 4)
1 2 2 1 4 3 5 3 4 5 5 3 4 A 85 30 85 30 87 20A 30 86 30 85 30A 40A 30A 10A L 10A 30A 20A 20A 15A 15A 20A 20A 30A 30 86 30 10A 30A 10A 10A G 15A 86 87 30 85 30 87 30 F F E 10A 10A 30 85 15A FUEL PUMP RELAY REDUCTANT CONTROL MODULE RELAY 1 STARTER RELAY FUSE HEATER RELAY REDUCTANT CONTROL MODULE RELAY 2 RIGHT TRAILER STOP/TURN SIGNAL LAMP RELAY TRAILER BACKUP LAMPS RELAY UNDERHOOD FUSE BLOCK CONTROL SOLENOID VALVE ASSEMBLY ACTIVE GRILLE AIR SHUTTER 1 ACTUATOR WATER IN FUEL SENSOR FRONT AXLE ENGAGEMENT ACTUATOR FUEL PUMP DRIVER CONTROL MODULE AUXILIARY CHASSIS CONTROL MODULE TRANSMISSION CONTROL MODULE ENGINE CONTROL MODULE AUTOMATIC TRANSMISSION ASSEMBLY REAR DIFFERENTIAL LOCK ACTUATOR HIGH CONTROL RELAY FRONT DIFFERENTIAL LOCK ACTUATOR HIGH CONTROL RELAY REAR DIFFERENTIAL LOCK ACTUATOR LOW CONTROL RELAY HEADLAMP HIGH BEAM RELAY HORN RELAY TRAILER PARK LAMPS RELAY LEFT TRAILER STOP/TURN SIGNAL LAMP RELAY WINDSHIELD WASHER PUMP RELAY FRONT DIFFERENTIAL LOCK ACTUATOR LOW CONTROL RELAY FRONT FOG LAMP RELAY ENGINE CONTROLS IGNITION RELAY CENTER HIGH MOUNTED STOP LAMP RELAY CARGO LAMP RELAY REAR DEFOGGER RELAY BRAKE BOOSTER PUMP MOTOR RELAY UNDERHOOD FUSE BLOCK INSTRUMENT PANEL FUSE BLOCK HUMAN MACHINE INTERFACE CONTROL MODULE AUDIO AMPLIFIER BODY CONTROL MODULE INFO DISPLAY MODULE HUMAN MACHINE INTERFACE CONTROL MODULE BYPASS MODULE PASSENGER SEAT HEATING SWITCH DRIVER SEAT HEATING SWITCH INSTRUMENT CLUSTER HVAC CONTROLS RADIO X1 1 20 X2 11 X1 35 X1 22 X107 5 1 X1 14 21 X2 X1 1 4 4 1 7 X202 9 X1 2 7 X1 8 X3 35 X1 17 1 X203 4 X1 18 19 X5 4 3 27 X2 7 4 X202 X1 X1 X2 7 1 13 4 4 4 1 35 18 2 X1 X2 41 X1 37 1 X105 2 1 X103 1 X106 10 14 X2 6 X106 16 X1 X1 X2 X101 3 25 X1 12 X1 69 20 X3 71 4 71 17 RED/GRY RED/VIO RED/VIO VIO/BLK VIO/ VIO/GRY VIO/GRY RED/VIO RED/GRY RED/GRY RED/GRY RED/GRY RED/GRY RED/GRY RED/GRY RED/VIO RED/VIO RED/VIO RED/YEL RED/YEL RED/WHT RED/VIO RED/VIO RED/WHT RED/VIO RED/BRN RED/GRY RED/VIO RED/BRN RED/GRY RED/VIO RED/LT GRN RED/LT GRN WHT/VIO VIO/BLK VIO/BLK VIO/BLK VIO/ GRY VIO/ GRY VIO/ GRY VIO/ GRY VIO/ BLK GRY WHT/VIO GRY VIO/GRY VIO/BLK VIO/BLK LT GRN/VIO BLK (2.8L TURBO DIESEL) (2.8L TURBO DIESEL) (2.8L TURBO DIESEL) (2.8L TURBO DIESEL) 8 SPEED A/T 6 SPEED A/T 2.5L 3.6L 6 GASOLINE DIESEL 2.8L TURBO DIESEL 2.5L & 3.6L 6 (2.8L TURBO DIESEL) (4WD) (3.6L) (NOT USED) UP LEVEL MID LEVEL (W/ RADIO INFOTAINMENT SYSTEM) (PREMIUM) (IF EQUIPPED) (IF EQUIPPED) DIESEL EXH FLUID CNTRL FUSE FUEL HTR FUSE TRLR STOP/TRN LAMP RT STRTR FUSE TRLR REV LAMP FUSE IGNITION MAIN RELAY FUEL PUMP FUSE ICCM ECM/ICCM/RUN/ CRNK/FPPM FUSE TCM TCM RUN/CRNK FUSE FRT AXLE ACT FUSE AERO SHTR FUSE CARGO LAMP FUSE VAC PUMP FUSE CHMSL FUSE I/P CLSTR FUSE RDO/ INFOTMNT FUSE AMP FUSE BCM 4 FUSE BCM 8 FUSE BCM 7 FUSE BCM 1 FUSE BCM 6 FUSE BCM 2 FUSE (NEXT TO BATTERY) (2.5L: ENGINE HARNESS, NEAR BREAKOUT TOWARDS MANIFOLD ABSOLUTE PRESSURE SENSOR) (3.6L: ENGINE HARNESS, NEAR EVAPORATIVE EMISSIONS PURGE SOLENOID VALVE) (2.8L TURBO DIESEL: (ENGINE HARNESS, NEAR BREAKOUT TO UNDERHOOD FUSE BLOCK) (2.5L & 3.6L: UNDER LEFT HEADLAMP ASSEMBLY) (2.8L TURBO DIESEL: UNDER RIGHT HEADLAMP ASSEMBLY) (NEXT TO BATTERY) (RIGHT FRONT KICK PANEL) (INSTRUMENT PANEL HARNESS, NEAR BREAKOUT TO STEERING WHEEL AIR BAG COIL BREAKOUT) (INSTRUMENT PANEL HARNESS, NEAR BREAKOUT TO X305) J110 J117 J221 J223 G103 TO REAR DEFOGGER RELAY (DIAGRAM 2 OF 4) FROM COOL FAN FUSE (DIAGRAM 1 OF 4) FROM SPLICE J204 (DIAGRAM 4 OF 4) FROM TRLR REV LAMP FUSE (DIAGRAM 2 OF 4) TO DLC/USB FUSE (DIAGRAM 3 OF 4) FROM BATTERY FUSE BLOCK (DIAGRAM 1 OF 4)
7.5A 10A B J 10A 10A 5A C D 86 87 30 85 30A 30A 30A 10A 10A 5A 5A 10A L INSTRUMENT PANEL FUSE BLOCK STEERING WHEEL AIR BAG COIL DATA LINK CONNECTOR DRIVER WINDOW SWITCH OUTSIDE REAR VIEW MIRROR SWITCH REAR AUXILIARY AUDIO INPUT SERIAL DATA GATEWAY MODULE PASSENGER PRESENCE MODULE INFLATABLE RESTRAINT SENSING & DIAGNOSTIC MODULE LEFT STEERING WHEEL CONTROLS SWITCH RIGHT STEERING WHEEL CONTROLS SWITCH HVAC CONTROL MODULE TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE AUXILIARY AUDIO INPUT INSTRUMENT PANEL FUSE BLOCK STEERING WHEEL AIR BAG COIL ELECTRICAL AUXILIARY HEATER HVAC CONTROL MODULE TRANSFER CASE CONTROL MODULE COLLISION ALERT INDICATORS INSIDE REAR VIEW MIRROR DRIVER SEAT LUMBAR SUPPORT SWITCH LEFT REAR WINDOW SWITCH DRIVER WINDOW MOTOR PASSENGER SEAT LUMBAR SUPPORT SWITCH INSTRUMENT CLUSTER PASSENGER AIR BAG DISABLED INDICATOR STEERING WHEEL HEATING CONTROL MODULE DRIVER SEAT ADJUSTER SWITCH PASSENGER SEAT ADJUSTER SWITCH REAR VIEW CAMERA X2 X1 15 X203 12 1 X4 X5 1 3 E X203 25 X1 1 8 X305 6 2 X1 X305 1 48 X203 X700 X500 1 1 2 8 D X320 1 E 1 X3 X301 8 36 X203 X1 42 4 19 28 X2 14 X3 X301 10 2 13 4 X2 32 X1 3 9 X400 13 X106 38 47 X203 9 X2 X2 37 X310 1 D 27 36 25 23 6 X1 6 10 X200 9 X1 X320 12 12 4 16 X500 5 10 1 X1 10 X2 6 X202 3 X1 15 14 X2 1 46 25 X1 6 X203 38 14 X2 16 X2 26 X1 5 16 27 VIO/ VIO/LT GRN VIO/WHT VIO/WHT NCA NCA VIO/WHT WHT RED/WHT RED/WHT VIO/GRY VIO/GRY RED/VIO RED/WHT VIO/LT GRN RED/LT GRN RED/LT BLU RED/VIO RED/LT BLU RED/LT BLU RED/LT BLU VIO/LT GRN VIO/LT GRN RED/YEL RED/YEL RED/LT GRN RED/LT GRN RED/LT BLU RED/LT BLU RED/BRN RED/BRN RED/BRN RED/YEL RED/YEL VIO/BLK VIO/LT GRN VIO/BLK VIO/BLK LT GRN/VIO VIO/WHT VIO/WHT VIO/LT GRN VIO/LT GRN VIO/LT GRN VIO/GRY VIO/GRY RED/YEL RED/YEL RED/BRN RED/LT BLU RED/VIO RED/VIO RED/LT GRN RED/LT GRN RED/VIO RED/VIO RED/VIO RED/YEL RED/YEL RED/YEL RED/LT BLU RED/VIO RED/VIO RED/VIO RED/VIO RED/VIO RED/VIO RED/WHT (NOT USED) M/T (IF EQUIPPED) (IF EQUIPPED) (MULTI-COLOR STANDARD GRAPHIC) (MULTI-COLOR STANDARD GRAPHIC) (W/ ONSTAR) (2.8L TURBO DIESEL) (IF EQUIPPED) (CREW CAB) (4WD) ONSTAR/ HVAC FUSE DLC/USB FUSE AIR BAG FUSE MIR WNDW MDL FUSE STR/WHL/ CNTRL FUSE FUSE 16 DRVR PWR SEAT FUSE PASS PWR SEAT FUSE LT PWR WNDW FUSE IGNITION MAIN RELAY I/P IGN/ SDM IGN FUSE HTD STR WHL/SPARE FUSE MISC RUN/ CRNK FUSE HVAC RUN/ CRNK FUSE (RIGHT FRONT KICK PANEL) (BODY HARNESS, NEAR BREAKOUT TO X320) (DRIVER DOOR HARNESS, NEAR BREAKOUT TO WINDOW MOTOR) (INSTRUMENT PANEL HARNESS, NEAR BREAKOUT TO CENTER CONSOLE ACCESSORY POWER RECEPTACLE) (STEERING WHEEL HARNESS) (RIGHT FRONT KICK PANEL) (BODY HARNESS, NEAR BREAKOUT TO ANTENNA CABLE INLINE) (INSTRUMENT PANEL HARNESS, CENTER OF INSTRUMENT PANEL) (DRIVER SEAT CUSHION HARNESS, NEAR BREAKOUT TO X320) (DRIVER SEAT CUSHION HARNESS, NEAR BREAKOUT TO X310) J301 J222 J501 J232 J213 J253 (2.8L TURBO DIESEL) J309 J310 FROM I/P CLSTR FUSE (DIAGRAM 2 OF 4) FROM BATTERY FUSE BLOCK (DIAGRAM 1 OF 4) FROM SPLICE J204 (DIAGRAM 4 OF 4) TO RETAINED ACCESSORY POWER RELAY (DIAGRAM 4 OF 4) TO RT PWR WNDW FUSE (DIAGRAM 4 OF 4)
1 2 2 1 2 1 4 3 4 3 15A 50A 2A 30A 10A 50A 10A 15A C RAP RLY COIL CTRL 87 30 86 J COIL CTRL RUN/CRANK RLY RUN/CRANK IGN1 VOLT ACC VOLT OFF/RUN/CRANK VOLT IGN KEY RES SIG G START RUN OFF OFF RUN ACC START ACC ACC OFF RUN START RUN START OFF ACC 85 15A D INSTRUMENT PANEL FUSE BLOCK TRANSMISSION SHIFT LEVER POSITION INDICATOR MOBILE DEVICE WIRELESS CHARGER MODULE FRONT VIEW CAMERA MODULE RIGHT REAR WINDOW SWITCH PASSENGER WINDOW SWITCH INSTRUMENT PANEL FUSE BLOCK BODY CONTROL MODULE LOGIC LOGIC LOGIC LOGIC DRIVER BACK SEAT BLOWER MOTOR PASSENGER BACK SEAT BLOWER MOTOR DRIVER CUSHION SEAT BLOWER MOTOR PASSENGER CUSHION SEAT BLOWER MOTOR X310 20 1 1 1 1 X320 20 X1 30 X202 5 1 4 X306 A C X305 1 X2 11 X203 5 X600 1 4 X800 1 8 X1 35 3 X300 10 X3 12 1 1 8 X3 11 X1 44 14 X305 1 X203 X2 X2 12 X1 15 X4 6 5 22 15 X3 1 3 4 6 2 37 C A 43 44 10 20 A C VIO/ BLK VIO/ BLK VIO/ BLK VIO/ BLK VIO/ BLK VIO/ BLK VIO/ BLK VIO/ BLK VIO/ BLK VIO/ BLK VIO/ VIO/BLK BLK RED RED VIO VIO VIO BLK BLK BLK LT GRN/VIO RED/LT BLU RED/LT BLU RED/WHT RED/WHT RED/WHT RED/WHT RED/WHT RED/LT GRN RED/LT GRN VIO VIO VIO BLK VIO VIO BLK GRY/VIO LT GRN/VIO VIO/BLK VIO/YEL LT GRN/VIO LT GRN/VIO WHT/VIO WHT/BLK VIO/BLK VIO/YEL WHT/VIO WHT/BLK RED/LT BLU BLK VIO GRY/VIO BLK BLK VIO VIO VIO VIO BLK M/T (W/ DEPARTURE WARNING LANE ACTIVE SAFETY & FORWARD (A/T) (W/ INDUCTIVE PORTABLE WIRELESS DEVICE CHARGER) COLLISION ALERT SENSOR INDICATOR) (CREW CAB) W/ ACCESSORY SMOKERS PACKAGE W/O ACCESSORY SMOKERS PACKAGE W/ RETAINED ACCESSORY POWER RELAY W/O RETAINED ACCESSORY POWER RELAY (W/ VENTILATED SEAT) (W/ VENTILATED SEAT) (W/ VENTILATED SEAT) (W/ VENTILATED SEAT) RETAINED ACCESSORY POWER RELAY FUSE 40 RT PWR WNDW FUSE FRT CAMERA FUSE DLIS FUSE APO FUSE PRNDL FUSE APO 1/ LTR FUSE APO 2 FUSE CENTER CONSOLE 1 ACCESSORY POWER RECEPTACLE CIGARETTE LIGHTER RECEPTACLE CENTER CONSOLE 2 ACCESSORY POWER RECEPTACLE IGNITION SWITCH KEY-IN IGNITION SWITCH VENT FUSE (RIGHT FRONT KICK PANEL) (BODY HARNESS, NEAR BREAKOUT TO G304) (REAR OF FLOOR SHIFTER) (REAR OF FLOOR SHIFTER) (REAR OF FLOOR SHIFTER) (RIGHT FRONT KICK PANEL) (PASSENGER SEAT CUSHION HARNESS, UNDER PASSENGER'S SEAT) (BODY HARNESS, NEAR PARK BRAKE SWITCH) (DRIVER SEAT CUSHION HARNESS, UNDER DRIVER'S SEAT) J300 J227 J305 J227 J204 J318 J320 G300 G300 G300 FROM IGNITION MAIN RELAY (DIAGRAM 3 OF 4) FROM IGNITION MAIN RELAY (DIAGRAM 3 OF 4) TO UNDERHOOD FUSE BLOCK (DIAGRAM 2 OF 4) TO INSTRUMENT PANEL FUSE BLOCK (DIAGRAM 3 OF 4)