All Wiring Diagrams for Chevrolet Colorado 2012 model

AIR CONDITIONING

Compressor Wiring Diagram for Chevrolet Colorado 2012

List of elements for Compressor Wiring Diagram for Chevrolet Colorado 2012:

5v ref
A/c cltch diode
A/c cmprsr fuse 10a
A/c compressor clutch (5.3l: front of engine) (except 5.3l: left front of engine)
A/c refrigerant pressure sensor (right rear of engine compt)
A/c relay
Clutch rly ctrl
Engine control module (ecm) (right rear of engine compt)
F11
G103 (lower left side of engine)
Ground distribution system
Hot at all times
Hot w/ run/crnk relay energized
Ign fuse 15a
Low ref
Press sens
Underhood fuse block (left front side of engine compt)

Manual A/C Wiring Diagram for Chevrolet Colorado 2012

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List of elements for Manual A/C Wiring Diagram for Chevrolet Colorado 2012:

(hvac harness, 14 cm from recirculation actuator breakout toward blower motor resistor assembly) j202
5.3l
5v ref
A/c cltch diode
A/c cmprsr fuse 10a
A/c compressor clutch (5.3l: front of engine) (except 5.3l: left front of engine)
A/c fuse 10a
A/c refrigerant pressure sensor (right rear of engine compt)
A/c relay
A/c req sig
A26
A42
A43
A47
B x4
Blower motor (below right side of dash)
Blower motor resistor assembly (lower right side of dash, near blower motor)
Blower motor switch
Blwr fuse 30a
Body control module (bcm) (behind right kick panel)
Computer data lines system
Dimmer sw sig
Dr ctrl a
Dr ctrl b
Engine control module (ecm) (right rear of engine compt)
Engine coolant temperature (ect) sensor (left side of engine)
Engine coolant temperature (ect) sensor (on left rear of engine)
Evaporator temperature sensor (lower right side of dash)
Except 5.3l
F x203
F10 x7
F11
G103 (lower left side of engine)
G106
Gnd
Ground distribution system
High
Hot at all times
Hot w/ run/crnk relay energised
Hvac control module
Ign 3 hvac relay
Ign 3 voltage
Ign fuse 15a
Ign voltage
Interior lights system
J200
Jx106 (right side of engine compt)
Logic
Low
Low ref
Nca
Off
Off blwr mtr ctrl
Power distribution system
Press sens sig
Recirculation actuator (right side of dash)
Rly ctrl
Sens sig
Serial data
Tan
Underhood fuse block (left front side of engine compt)
X200
X201
X203
X7 f5

ANTI-LOCK BRAKES

Anti-lock Brakes Wiring Diagram for Chevrolet Colorado 2012

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List of elements for Anti-lock Brakes Wiring Diagram for Chevrolet Colorado 2012:

(left side of engine compt) jx105
(right rear of engine compt) engine control module (ecm)
12-volt ref
5 volt ref
A17
A31
A33
A38
A44
A45
Abs 1 fuse 30a
Abs 2 fuse 40a
Abs brk sw sig
Abs ind
Body control module (bcm) (behind right kick panel)
Brake fluid level switch (on brake fluid reservoir)
Brake ind
Brake pressure modulator valve (bpmv)
Can hi
Can hi data
Can lo
Can lo data
Class 2 serial data
Computer data lines system
Cruise control system
Cruise crtl release sig
Data bus +
Data bus -
Delivered torque sig
Delivered torque signal
Electronic brake control module (ebcm) (on inner left frame rail, beside transmission)
Exterior lights system
G105
G106
G300 (under driver seat carpet) (w/ sun roof: center front of headliner)
Ground
Hot at all times
Hot w/ ign 3 hvac relay energized
I/p multifunction switch
Ign
Ign volt
Instrument panel cluster (ipc)
J200
J303
Jx105 (left side of engine compt)
Jx106 (right side of engine compt)
Lamp dimmer sw sig traction ctrl sw sig class 2 serial data
Left front wheel speed sensor (wss) (on left front hub)
Left rear wheel speed sensor (wss)
Lf wheel spd sens sig
Lo ref
Logic
Lr wheel spd sens sig
Marker pulse sig
Park brake switch (lower left end of dash)
Pk brk sig
Pnk
Position sens sig
Position sig a
Position sig b
Position signal a
Red
Requested torque sig
Requested torque signal
Rf wheel spd sens sig
Right front wheel speed sensor (wss) (on right front hub)
Right rear wheel speed sensor (wss)
Rr wheel spd sens sig
Sens sig
Stability caution ind
Steering wheel position sensor
Stop fuse 20a
Stop lamp switch (above brake pedal assembly)
Tan
Traction control switch (tcs)
Underhood fuse block (left front side of engine compt)
Vses 1 stop relay
Vses fuse 10a
W/ 2 speed transfer case
W/o 2 speed transfer case
X102
X104
X125
X205
Yaw & lateral accelerometer sensor

ANTI-THEFT

Forced Entry Wiring Diagram for Chevrolet Colorado 2012

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List of elements for Forced Entry Wiring Diagram for Chevrolet Colorado 2012:

(2.9l & 3.7l)
(2.9l & 5.3l)
(3.7l)
(3.7l) (5.3l)
(5.3l)
(5.3l) (3.7l) (2.9l)
(fuel injector harness, 4 cm from fuel injector 4 breakout)
(or 844)
(or 845) (or 877)
(or 878)
(top of engine)
(top of engine, attached to fuel rail)
2.9l
3.7l
5 volt
5.3l
A14
A19
A2 x6
A24
A32
A38
A39
A40
A42
A44
A47
Acc
B1 x200
B3 x7
Batt pos volt
Bck/up fuse 15a
Body control module (bcm) (behind right kick panel)
Class 2 data
Class 2 serial data
Clstr fuse 10a
Computer data lines system
Computer data lines system (or 1745)
Crew cab
Data link connector (dlc) (lower left side of dash)
Driver door jamb switch (in left "b" pillar)
Engine control module (ecm) (right rear of engine compt)
Erls fuse 15a
Except 5.3l
Exterior lights system horns system
Front passenger door jamb switch (in right "b" pillar)
Fuel inj 1
Fuel inj 2 fuel inj 6 fuel inj 4
Fuel inj 3
Fuel inj 3 fuel inj 8
Fuel inj 4 fuel inj 2
Fuel inj 5
Fuel inj 7 fuel inj 5 fuel inj 4
Fuel injector
Fuel injector 2 (top of engine, attached to fuel rail)
Fuel injector 3 (5.3l) (top of engine)
Fuel injector 4 (5.3l) (top of engine)
Fuel injector 5 (5.3l) (top of engine)
Fuel injector 6 (top of engine)
G300 (under driver seat carpet)
G301 (under front passenger seat carpet)
Ground
Horn rly ctrl
Hot at all times
Hot w/ run/crnk relay energized
Ign volt
Ignition switch
Inj fuse 15a
Instrument panel cluster (ipc)
J104
J111
J112
J304
Key-in switch
Left rear door jamb switch (in left "c" pillar)
Lf door ajar
Lr door ajar
Off
Park lamp rly ctrl
Pnk
Pnk j104
Power distribution system
Rf door ajar
Right rear door jamb switch (in right "c" pillar)
Rr door ajar
Run
Security ind
Start
Tbc fuse 10a
Theft resistor
Trn/hazrd rear fuse 15a
Turn/ hazrd frt fuse 15a
Underhood fuse block (left front side of engine compt)
X2 c3
X2 f4
X204

Pass-Key Wiring Diagram for Chevrolet Colorado 2012

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List of elements for Pass-Key Wiring Diagram for Chevrolet Colorado 2012:

(steering column harness) (w/ immobilizer) j203
(under driver seat carpet) g300
(w/ immob- ilizer) j204
2.9l)
A19
A38
A39
Acc
Air bag/ ign fuse 10a
Batt pos vol
Body control module (bcm) (behind right kick panel)
Class 2 serial data
Clstr fuse 10a
Computer data lines system
Dlis fuse 5a
Gnd class 2 serial data
Hot at all times
Ign
Ignition switch
Ignition switch inline fuse
Ignition voltage
Ind ctrl
Inflatable restraint sensing & diagnostic module (sdm) inline fuse
Inflatable restraint sensing & diagnostic module (sdm) relay
Instrument panel cluster (ipc)
J106 (3.7l &
J201
J207
J208
Lock
Run
Security ind
Start
Theft deterrent module
Underhood fuse block (left front side of engine compt)
X102
X200
X201
X204

BODY CONTROL MODULES

Body Control Modules Wiring Diagram (1 of 2) for Chevrolet Colorado 2012

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List of elements for Body Control Modules Wiring Diagram (1 of 2) for Chevrolet Colorado 2012:

(under front passenger seat carpet) g301
A/c req sig
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A21
A22
A23
A24
A25
A26
A27
A28
A29
A30
A31
A32
A33
A34
A35
A36
A37
A38
A39
A40
A41
A42
A43
A44
A45
A46
A47
A48
Air conditioning system
Battery +
Beam select rly ctrl
Body control module (behind right kick panel)
Brake fluid level sen sig
Class 2 serial data
Computer data lines system
Courtesy lamp low ctrl
Courtesy lamps ctrl
Courtesy lmp ctrl
Door locks system
Door unlock ctrl
Drl rly ctrl
Engine controls system
Exterior lights system
Fog lamp rly ctrl
Ground
Headlamp rly ctrl
Headlights system
Horn rly ctrl
Horns system
Hot at all times
Ign voltage
Ignition 1 voltage
Ignition voltage
Instrument cluster system
Interior lights system
J304
Left trn sig lamp ctrl
Lf door ajar sw sig
Lh seat belt sw
Lr door ajar sw sig
Lr turn sig lamps ctrl
Mirrors system
Park brake sw sig
Park lamp power
Park lamp rly ctrl
Pass dr lock sw lock ctrl
Pnk
Power distribution system
Rap rly coil ctrl
Red
Right trn sig lamp ctrl
Rr door ajar sw sig
Rr turn sig lamps ctrl
Starting/charging system
Tbc fuse 10a
Trn/hazrd frt fuse 15a
Trn/hazrd rear fuse 15a
Underhood fuse block (left front side of engine compt)
Windshield washer pmp ctrl
Wiper mtr prk sw sig
Wiper sw sig 2
Wiper/washer system

Body Control Modules Wiring Diagram (2 of 2) for Chevrolet Colorado 2012

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List of elements for Body Control Modules Wiring Diagram (2 of 2) for Chevrolet Colorado 2012:

A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A21
A22
A23
A24
A25
A26
A27
A28
A29
A30
A31
A32
A33
A34
A35
A36
A37
A38
A39
A40
A41
A42
A43
A44
A45
A46
A47
A48
Acc
Ambient light sens sig
Anti-lock brakes system
Anti-theft system
Body control module (behind right kick panel)
Cargo lamp sw sig
Class 2 serial data
Computer data lines system
Courtesy lamp low ctrl
Courtesy lamps ctrl
Dome over ride sw sig
Exterior lights system
Flash to pass sw sig
Fog lamps enable
Front fog lamps ind ctrl
Hazard sw sig
Headlamps dim sw hi beam sig
Headlamps sw hi on sig
Headlamps sw off sig
Headlights system
Horn rly ctrl
Horns system
Hot at all times
I/p lamp dimmer sw sig
I/p lamps dim ctrl
Ign key resistor sig
Ignition switch
Ignition voltage
Int lamp sw sig
Interior lights system
J204 (w/ immobilizer)
Key in ignition switch
Low ref
Lp dim sw sig
Lr turn sig lamps pwr
Off
Park lamps rly ctrl
Red
Rr turn sig lamps pwr
Run
Security ind lamp
Shift interlock system
Shift sol ctrl
Start
Traction ctrl sw sig
Turn sig sw sig
Windshield washer pmp ctrl
Wiper sw sig 1
Wiper/washer system
X204

COMPUTER DATA LINES

Computer Data Lines Wiring Diagram for Chevrolet Colorado 2012

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List of elements for Computer Data Lines Wiring Diagram for Chevrolet Colorado 2012:

(right side of engine compt) splice pack jx106
(w/ sun roof: center front of headliner) (w/o sun roof: under driver seat carpet) g300
2 speed
A/t
A38
A39
A41
A42
A44
A47
Aux pwr 1 fuse 20a
Body control module (bcm) (behind right kick panel)
Class 2 serial data
Class 2 serial data x1
Data bus +
Data bus -
Data link connector (dlc) (lower left side of dash)
Data link resistor
Digital radio receiver (center of dash)
Electronic brake control module (ebcm) (on inner left frame rail, beside transmission)
Engine control module (ecm) (right rear of engine compt)
Except 2 speed
Fuel pump flow control module (5.3l: rear of frame above spare tire)
G106
Generator battery control module (left front of engine compt, near battery)
Hot at all times
If equipped
Inflatable restraint sensing & diagnostic module (beneath center console)
Instrument panel cluster (ipc)
J200
J201
M/t
Power distribution system
Radio
Serial data +
Serial data -
Tan
Transfer case shift control module (under driver seat carpet)
Transmission control module (tcm)
Underhood fuse block (left front side of engine compt)
Vehicle communication interface module (vcim) (right side of dash)
W/ onstar
W/o onstar
X102
X125
X200
X204

CRUISE CONTROL

Cruise Control Wiring Diagram for Chevrolet Colorado 2012

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List of elements for Cruise Control Wiring Diagram for Chevrolet Colorado 2012:

(above brake pedal assembly) stop lamp switch
(body harness, 14.5 cm from accelerator pedal position switch breakout) j100
(not used)
5-volt reference
A/t
A11
Accelerator pedal position (app) sensor (on accelerator bracket)
Anti-lock brakes system
App sensor 1 signal
App sensor 2 signal
Class 2 serial data
Clstr fuse 10a
Clutch pedal pos sig
Clutch pedal position (cpp) sensor (m/t)
Coast
Computer data lines system
Cruise
Cruise control release signal
Cruise control release switch (above brake pedal assembly)
Cruise control switch
Cruise control switch signal
Cruise fuse 10a
Cruise indicator
Engine control module (ecm) (right rear of engine compt)
Exterior lights system
G105
Hot at all times
Hot in run or start
Instrument panel cluster (ipc)
J331 (w/ dvd)
Jx105 (left side of engine compt)
Logic
Low reference
M/t
Pnk
Power distribution system
Resume/ accel
Run/crank relay
Serial data +
Serial data -
Set/
Stop fuse 20a
Stop lamp control
Switch
Tac motor control-1
Tac motor control-2
Tan
Throttle body (on intake, near map sensor)
Tp sensor 1 signal
Tp sensor 2 signal
Transmission control module
Turn signal/multi-function switch
Underhood fuse block (left front side of engine compt)
Vehicle speed sensor (vss) (2wd: left rear of transmission) (4wd: on left rear of transfer case)
Vses stop relay
Vss high sig
Vss high signal
Vss low sig
Vss low signal
X104
X125
X200
X204

ENGINE PERFORMANCE

2.9L VIN 9

2.9L VIN 9, Engine Performance Wiring Diagram (1 of 5) for Chevrolet Colorado 2012

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List of elements for 2.9L VIN 9, Engine Performance Wiring Diagram (1 of 5) for Chevrolet Colorado 2012:

(a/t) j209
(behind right kick panel) body control module (bcm)
(not used)
4wd low sig
5v reference
A11
Acc
Accelerator pedal position (app) sensor (on accelerator bracket)
Air conditioning system
Air solenoid relay ctrl
App sensor 1 signal
App sensor 2 signal
Batt positive voltage
Canister vent sol ctrl
Class 2 serial data
Clstr fuse 10a
Clutch rly ctrl
Cnstr vent fuse 10a
Computer data lines system
Cruise control system
Cruise ctrl release sig
Cruise ctrl sw sig
Engine control module (ecm) (right rear of engine compt)
Evaporative emission (evap) canister vent solenoid valve (on side of evap canister, above spare tire)
Fuel level sens sig
Fuel pressure sensor
Fuel pump & sender assembly (top of fuel tank)
Fuel pump relay ctrl
Fuel tank pressure (ftp) sensor (at top left rear of fuel tank)
Hot at all times
Ign
Ign volt
Ignition switch
Ignition voltage
Instrument panel cluster (ipc)
J100 (body harness, 14.5 cm from accelerator pedal position switch breakout)
J204 (w/ immobilizer)
J310 (chassis harness, 39 cm before fuel pump & sender assembly)
Logic
Low reference
Mil ctrl
Mil ind
Nca
Off
Pnk
Powertrain rly ctrl
Run
Serial data
Start
Starter enable rly ctrl
Starting/charging system
Stop fuse 20a
Stop lamp ctrl
Tan
Tank pressure sens sig
Transmissions system
Underhood fuse block (left front side of engine compt)
Up shift ind
Vses/ stop relay
X102
X104
X125
X200
X201
X204

2.9L VIN 9, Engine Performance Wiring Diagram (2 of 5) for Chevrolet Colorado 2012

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List of elements for 2.9L VIN 9, Engine Performance Wiring Diagram (2 of 5) for Chevrolet Colorado 2012:

(if equipped) secondary air injection (air) pump relay
(in engine harness, 24 cm before generator battery control module breakout) j105
5-volt ref
A red
Abs brake sw sig
Air pump fuse 50a
Air pump relay
Batt pos volt
Computer data lines system
Data bus (+)
Data bus (-)
Electronic brake control module (ebcm) (on inner left frame rail, beside transmission)
Etc fuse 15a
F11
Fscm fuse 20a
Fuel pump flow control module
G101 (lower left side of engine)
G103 (lower left side of engine)
G105
Ground
Hot at all times
Ign volt
Ignition volt
J401
J423
Jx105 (left side of engine compt)
Low reference
Nca
O2 snsr fuse 15a
Pcm-b fuse 10a
Pnk
Press sens sig
Pump rel ctrl
Pump supp volt
Pwr/ trn relay
Red
Secondary air injection (air) pump
Secondary air injection (air) pump fuse block (if equipped) (right front of engine compt)
Secondary air injection (air) pump solenoid (if equipped) (upper right side of engine)
Shield extension
Stop lamp switch (above brake pedal assembly)
Tan
Underhood fuse block (left front side of engine compt)
X102
X110
X125

2.9L VIN 9, Engine Performance Wiring Diagram (3 of 5) for Chevrolet Colorado 2012

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List of elements for 2.9L VIN 9, Engine Performance Wiring Diagram (3 of 5) for Chevrolet Colorado 2012:

(on top left of valve cover) ignition coil 1
(on top left of valve cover) ignition coil 3
(on top right of valve cover) ignition coil 2
(on top right of valve cover) ignition coil 4
(top of engine, attached to fuel rail) fuel injectors
5-volt reference
A pnk
Air conditioning system
Air relay control
Anti-lock brakes system
Computer data lines system
Delivered torque
Duty cycle signal
Engine control module (ecm) (right rear of engine compt)
Evap canister purge solenoid control
Generator
Generator field
High speed gmlan
J104
Low reference
Nca
Park/neutral sig
Pnk
Regulator ctrl
Requested torque signal
Serial data bus +
Serial data bus -
Signal
Spark plug
Starting/charging system
Tan
X101

2.9L VIN 9, Engine Performance Wiring Diagram (4 of 5) for Chevrolet Colorado 2012

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List of elements for 2.9L VIN 9, Engine Performance Wiring Diagram (4 of 5) for Chevrolet Colorado 2012:

(lower left side of engine) g103
(on intake, near map sensor) throttle body
A/c refrigerant press sens sig
Air conditioning system
Air inj reaction
Clutch pedal pos sig ctrl valve ctrl
Clutch pedal position (cpp) sensor (m/t)
D11
E11
Ect sensor signal
Engine control module (ecm) (right rear of engine compt)
Engine coolant temperature (ect) sensor (on left rear of engine)
Erls fuse 15a
Evaporative emission (evap) canister purge solenoid valve (left side of engine, below intake)
F11
Ground distribution system
Hot w/ run/crnk relay energized
Ign fuse 15a
Inj fuse 15a
Instrument cluster system
Manifold absolute pressure (map) sensor (top left side of engine, on intake manifold)
Map sensor signal
Nca
Oil press sw sig
Pcm-i fuse 10a
Pnk
Tan
Underhood fuse block (left front side of engine compt)
Vehicle speed sensor (vss) (m/t) (2wd: left rear of transmission) (4wd: on left rear of transfer case)
Vss high signal
Vss low signal
X102
X125

2.9L VIN 9, Engine Performance Wiring Diagram (5 of 5) for Chevrolet Colorado 2012

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List of elements for 2.9L VIN 9, Engine Performance Wiring Diagram (5 of 5) for Chevrolet Colorado 2012:

(lower left side of engine) g102
5v reference
A/t
A11
B11
C11
Camshaft position (cmp) actuator solenoid bank 1 valve (on top right b
Camshaft position (cmp) sensor (top right front of engine)
Ckp sensor signal
Cmp actuator solenoid control
Crankshaft position (ckp) sensor (left rear of engine block, below starter)
Engine control module (ecm) (right rear of engine compt)
Front of engine)
Fuel injector 1 control
Fuel injector 2 control
Fuel injector 3 control
Fuel injector 4 control
Ground
Ground distribution system
Heated oxygen sensor (ho2s) 1 (right side of engine, on exhaust manifold)
Heated oxygen sensor (ho2s) 2 (in exhaust pipe, adjacent to transmission)
Ho2s heater high ctrl sens 1
Ho2s heater low ctrl sens 2
Ho2s high signal sensor 1
Ho2s high signal sensor 2
Ho2s low signal sensor 1
Ho2s low signal sensor 2
Iat sensor signal
Ic 1 control
Ic 2 control
Ic 3 control
Ic 4 control
Ignition voltage
Instrument cluster system
Intake air temperature (iat)/mass air flow (maf) sensor (in air intake duct, top right of engine)
Knock sensor (ks) (on left side of engine, below intake manifold)
Knock sensor signal
Low reference
M/t
Maf sensor signal
Nca
Pnk
Red
Start relay 43
Tac motor control 1
Tac motor control 2
Tp sensor 1 signal
Tp sensor 2 signal
X2 underhood fuse block (left front side of engine compt) x2

3.7L VIN E

3.7L VIN E, Engine Performance Wiring Diagram (1 of 5) for Chevrolet Colorado 2012

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List of elements for 3.7L VIN E, Engine Performance Wiring Diagram (1 of 5) for Chevrolet Colorado 2012:

(not used)
4wd low sig
5v ref
A11
Abs brake sw sig
Acc
Accelerator pedal position (app) sensor (on accelerator bracket)
Air conditioning system
Air solenoid relay ctrl
App sensor 1 sig
App sensor 2 sig
Battery positive voltage
Body control module (bcm) (behind right
Class 2 serial data
Cnstr vent fuse 10a
Compressor clutch rly ctrl
Computer data lines system
Cruise control release sig
Cruise control switch sig
Cruise control system
Electronic brake control module (ebcm) (on inner left frame rail, beside transmission)
Engine control module (ecm) (right rear of engine compt)
Evap canister vent sol ctrl
Evaporative emission (evap) canister vent solenoid valve (on side of evap canister, above spare tire)
Fuel level sensor sig
Fuel pressure sensor
Fuel pump & sender assembly (top of fuel tank)
Fuel pump relay ctrl
Fuel tank press sensor sig
Fuel tank pressure (ftp) sensor (at top left rear of fuel tank)
G105
Hot at all times
Ign volt
Ignition switch
Ignition voltage
J100
J204 (w/ immobilizer)
J209
J310 (chassis harness, 39 cm before fuel pump & sender assembly)
Jx105 (left side of engine compt)
Kick panel)
Low ref
Low reference
Mil ctrl
Nca
Off
Pnk
Powertrain relay ctrl
Run
Start
Starter enable relay ctrl
Starting/charging system
Stop fuse 20a
Stop lamp ctrl
Stop lamp switch (above brake pedal assembly)
Tan
Transmissions system
Underhood fuse block (left front side of engine compt)
Vses/ stop relay
X102
X104
X125
X126
X201
X204

3.7L VIN E, Engine Performance Wiring Diagram (2 of 5) for Chevrolet Colorado 2012

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List of elements for 3.7L VIN E, Engine Performance Wiring Diagram (2 of 5) for Chevrolet Colorado 2012:

(if equipped) secondary air injection (air) pump relay
(in engine harness, 24 cm before generator battery control module breakout) j105
5-volt ref
A red
Air pump fuse 50a
Air pump relay
Batt pos volt
Clstr fuse 10a
Computer data lines system
Data bus (+)
Data bus (-)
Etc fuse 15a
F11
Fscm fuse 20a
Fuel pump flow control module
G101 (lower left side of engine)
G103 (lower left side of engine)
G105
Ground
Hot at all times
Ign volt
Ignition volt
Instrument panel cluster (ipc)
J401
J423
Jx105 (left side of engine compt)
Logic
Low reference
Mil ind
Nca
O2 snsr fuse 15a
Pcm-b fuse 10a
Pnk
Press sens sig
Pump rel ctrl
Pump supp volt
Pwr/trn relay
Red
Secondary air injection (air) pump (lower right front of engine compt)
Secondary air injection (air) pump fuse block (if equipped) (right front of engine compt)
Secondary air injection (air) pump solenoid (if equipped) (upper right side of engine)
Serial data
Shield extension
Tan
Underhood fuse block (left front side of engine compt)
X102
X110
X125
X200

3.7L VIN E, Engine Performance Wiring Diagram (3 of 5) for Chevrolet Colorado 2012

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List of elements for 3.7L VIN E, Engine Performance Wiring Diagram (3 of 5) for Chevrolet Colorado 2012:

(on top left of valve cover) ignition coil 1
(on top left of valve cover) ignition coil 3
(on top left of valve cover) ignition coil 5
(on top right of valve cover) ignition coil 2
(on top right of valve cover) ignition coil 4
(top of engine, attached to fuel rail) fuel injectors
5v reference
A pnk
Air conditioning system
Air relay control
Anti-lock brakes system
Computer data lines system
Delivered torque
Duty cycle signal
Engine control module (ecm) (right rear of engine compt)
Evap canister purge
Generator
Generator field
High speed gmlan
J104 pnk (fuel injector harness, 4 cm from fuel injector 4 breakout)
Low reference
Nca
Park/neutral sig
Pnk
Regulator ctrl
Requested torque signal
Serial data bus +
Serial data bus -
Signal
Solenoid control
Spark plug
Starting/charging system
Tan
X101

3.7L VIN E, Engine Performance Wiring Diagram (4 of 5) for Chevrolet Colorado 2012

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List of elements for 3.7L VIN E, Engine Performance Wiring Diagram (4 of 5) for Chevrolet Colorado 2012:

(lower left side of engine) g103
(on intake, near map sensor) throttle body
A/c refrigerant press sens sig
Air conditioning system
Air injection reaction ctrl valve ctrl
D11
E11
Ect sensor signal
Engine control module (ecm) (right rear of engine compt)
Engine coolant temperature (ect) sensor (on left rear of engine)
Erls fuse 15a
Evaporative emission (evap) canister purge solenoid valve (left side of engine, below intake)
F11
Ground distribution system
Hot w/ run/crnk relay energized
Ign fuse 15a
Inj fuse 15a
Instrument cluster system
Manifold absolute pressure (map) sensor (top left side of engine, on intake manifold)
Map sensor signal
Nca
Oil press sw sig
Pcm-i fuse 10a
Pnk
Underhood fuse block (left front side of engine compt)
X101
X102
X125

3.7L VIN E, Engine Performance Wiring Diagram (5 of 5) for Chevrolet Colorado 2012

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List of elements for 3.7L VIN E, Engine Performance Wiring Diagram (5 of 5) for Chevrolet Colorado 2012:

(lower left side of engine) g102
5v reference
A11
B11
Camshaft position (cmp) actuator solenoid bank 1 valve (on top right b
Camshaft position (cmp) sensor
Ckp sensor signal
Cmp actuator solenoid control
Crankshaft position (ckp) sensor (left rear of engine block, below starter)
Engine control module (ecm) (right rear of engine compt)
Front of engine)
Fuel injector 1 control
Fuel injector 2 control
Fuel injector 3 control
Fuel injector 4 control
Fuel injector 5 control
Ground
Ground distribution system
Heated oxygen sensor (ho2s) 1 (right side of engine, on exhaust manifold)
Heated oxygen sensor (ho2s) 2 (in exhaust pipe, adjacent to transmission)
Ho2s heater high ctrl sens 1
Ho2s heater low ctrl sens 2
Ho2s high signal sensor 1
Ho2s high signal sensor 2
Ho2s low signal sensor 1
Ho2s low signal sensor 2
Iat sensor signal
Ic 1 control
Ic 2 control
Ic 3 control
Ic 4 control
Ic 5 control
Ignition voltage
Instrument cluster system
Intake air temperature (iat)/mass air flow (maf) sensor (in air intake duct, top right of engine)
J110
Knock sensor (ks) 2
Knock sensor signal
Low reference
Maf sensor signal
Nca
Pnk
Red
Tac motor control 1
Tac motor control 2
Tp sensor 1 signal
Tp sensor 2 signal
X2 underhood fuse block (left front x2 side of engine compt)

5.3L VIN P

5.3L VIN P, Engine Performance Wiring Diagram (1 of 5) for Chevrolet Colorado 2012

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List of elements for 5.3L VIN P, Engine Performance Wiring Diagram (1 of 5) for Chevrolet Colorado 2012:

(behind right kick panel) body control module (bcm)
(not used)
4wd low sig
5v ref
A11
Abs brake sw sig
Acc
Accelerator pedal position (app) sensor (on accelerator bracket)
Air conditioning system
App sensor 1 signal
App sensor 2 signal
Battery positive voltage
Class 2 serial data
Cnstr vent fuse 10a
Compressor clutch rly ctrl
Computer data lines system
Cruise control release sig
Cruise control switch sig
Cruise control system
Ect sensor signal
Electronic brake control module (ebcm) (on inner left frame rail, beside transmission)
Engine control module (ecm) (right rear of engine compt)
Engine coolant temperature (ect) sensor (left side of engine)
Evap canister vent sol ctrl
Evaporative emission (evap) canister vent solenoid valve (on side of evap canister, above spare tire)
Fuel level sensor signal
Fuel pmp rly ctrl
Fuel pump & sender assembly (top of fuel tank)
Fuel tank pressure (ftp) sensor (at top left rear of fuel tank)
Fuel tank pressure sens sig
G105
Hot at all times
Ign volt
Ignition switch
Ignition voltage
J100 (body harness, 14.5 cm from accelerator pedal position switch breakout)
J204 (w/ immobilizer)
J207 (4 speed a/t)
Jx105 (left side of engine compt)
Low ref
Map sensor signal
Mil ctrl
Nca
Off
Pnk
Powertrain relay control
Pump & sender assembly) j310
Refrigerant press sens sig
Run
Start
Starter enable relay ctrl
Starting/charging system
Stop fuse 20a
Stop lamp ctrl
Stop lamp switch (above brake pedal assembly)
Tan
Transmissions system
Underhood fuse block (left front side of engine compt)
Vses/ stop relay
X102
X104
X201
X204

5.3L VIN P, Engine Performance Wiring Diagram (2 of 5) for Chevrolet Colorado 2012

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List of elements for 5.3L VIN P, Engine Performance Wiring Diagram (2 of 5) for Chevrolet Colorado 2012:

5-volt ref
Batt pos volt
Clstr fuse 10a
Computer data lines system
Data bus (+)
Data bus (-)
Engine oil ind
Etc fuse 15a
Fscm fuse 20a
Fuel pressure sensor
Fuel pump flow control module (rear of frame above spare tire)
G105
Ground
Hot at all times
Ign volt
Ignition volt
Instrument panel cluster (ipc)
J106
J401
J423
Jx105 (left side of engine compt)
Logic
Low ref
Manifold absolute pressure (map) sensor (top front of engine)
Mil ind
O2 snsr fuse 15a
Pcm-b fuse 10a
Pnk
Press sens sig
Pump rel ctrl
Pump supp volt
Pwr/trn relay 81
Serial data
Shld extension
Tan
Underhood fuse block (left front side of engine compt)
X125
X126
X200

5.3L VIN P, Engine Performance Wiring Diagram (3 of 5) for Chevrolet Colorado 2012

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List of elements for 5.3L VIN P, Engine Performance Wiring Diagram (3 of 5) for Chevrolet Colorado 2012:

(above left valve cover)
(top of engine) fuel injectors
5v reference
A pnk
Air conditioning system
Anti-lock brakes system
Bank 2 & sens 1
Bank 2 & sens 2
C red
Camshaft position (cmp) actuator solenoid valve
Computer data lines system
D pnk
Delivered torque
Duty cycle signal
Engine control module (ecm) (right rear of engine compt)
Evap canister purge
Generator field
Heated oxygen sensor (ho2s) bank 2 sensor 1 (before right catalytic converter)
Heated oxygen sensor (ho2s) bank 2 sensor 2 (after right catalytic converter)
High speed gmlan
Ho2s heater low
Ignition coil 1
Ignition coil 3
Ignition coil 5
Ignition coil 7
J112
J113
J114
J115
Low reference
Nca
Park/neutral sig
Pnk
Red
Regulator ctrl generator
Requested torque signal
Serial data bus +
Serial data bus -
Signal
Solenoid control
Spark plug
Starting/ charging system
Tan
Transmissions system
X113

5.3L VIN P, Engine Performance Wiring Diagram (4 of 5) for Chevrolet Colorado 2012

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List of elements for 5.3L VIN P, Engine Performance Wiring Diagram (4 of 5) for Chevrolet Colorado 2012:

(above right valve cover)
(lower left side of engine) g103
Bck/up fuse 15a
C8 pnk
D11
E11
Erls fuse 15a
Evaporative emission (evap) canister purge solenoid valve (top of engine)
F11
Fuel injectors (top of engine)
G103 (lower left side of engine)
Ground distribution system
Hot w/ run/crnk relay energized
Ign fuse 15a
Ignition coil 2
Ignition coil 4
Ignition coil 6
Ignition coil 8
J111
J116
J117
J118
Nca
P pnk
Pcm-i fuse 10a
Pnk
Pnk a
Pnk d
Red
Red c
Spark plug
Throttle body
Underhood fuse block (left front side of engine compt)
X102
X112
X115
X125

5.3L VIN P, Engine Performance Wiring Diagram (5 of 5) for Chevrolet Colorado 2012

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List of elements for 5.3L VIN P, Engine Performance Wiring Diagram (5 of 5) for Chevrolet Colorado 2012:

(lower left side of engine) g102
5v ref
5v ref 1
5v ref 2
A11
B11
Camshaft position (cmp) sensor (front of engine)
Ckp sensor signal
Cmp sensor signal
Crankshaft position (ckp) sensor
Engine control module (ecm) (right rear of engine compt)
Fuel injector 1 control
Fuel injector 2 control
Fuel injector 3 control
Fuel injector 4 control
Fuel injector 5 control
Fuel injector 6 control
Fuel injector 7 control
Fuel injector 8 control
Ground
Ground distribution system
Heated oxygen sensor (ho2s) bank 1 sensor 1 (before the left catalytic converter)
Heated oxygen sensor (ho2s) bank 1 sensor 2 (after left catalytic converter)
Ho2s heater low bank 1 sens 1
Ho2s heater low bank 1 sens 2
Ho2s high sig bank 1 sens 1
Ho2s high sig bank 1 sens 2
Ho2s low sig bank 1 sens 1
Ho2s low sig bank 1 sens 2
Iat sensor signal
Ic 1 control
Ic 2 control
Ic 3 control
Ic 4 control
Ic 5 control
Ic 6 control
Ic 7 control
Ic 8 control
Ignition voltage
Instrument cluster system
J110 (a/t)
Knock sensor (ks) 1 (left side of engine) b
Knock sensor (ks) 2 (right side of engine)
Knock sensor 1 signal
Knock sensor 2 signal
Low reference
Maf sensor signal
Mass air flow (maf)/ intake air temperature (iat) sensor
Oil pressure sensor signal
Pnk
Red
Solenoid ctrl
Tac motor control 1
Tac motor control 2
Tan
Tp sensor 1 signal
Tp sensor 2 signal
Underhood fuse block (left front side of engine compt) x2
X112
X113

EXTERIOR LIGHTS

Backup Lamps Wiring Diagram for Chevrolet Colorado 2012

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List of elements for Backup Lamps Wiring Diagram for Chevrolet Colorado 2012:

(chassis harness, 75.5 cm before x402) j404
(left side of engine compt)
(lower left side of engine) g102
(right rear
(right side of transmission) (m/t) backup lamp switch
A25
Automatic transmission (if equipped)
Automatic transmission internal mode switch (ims)
Backup fuse 15a
Backup lamp relay
Backup lp cntrl
Body control module (bcm) (behind right kick panel)
C x406
Ch st belt sw
Computer data
Computer data lines system
Data bus +
Data bus -
Engine control module
G105
Ground distribution system
Hot at all times
Ign1 volt
Inside rear view mirror (isrvm) (if equipped)
J110
J401
Jx105
Jx105 (left side of engine compt)
Left backup lamp
Lines system
Of engine compt)
P/n sig
Pnk
Right backup lamp
Srl data +
Srl data -
Sw sig a
Sw sig b
Sw sig c
Sw sig p
Tan
Trailer connector (if equipped)
Trailer lighting converter
Transmission control module (tcm)
Underhood fuse block (left front side of engine compt)
W/ hd trunk trailer wiring harness
W/ trailer connecter
W/o trailer connecter
X102 c1
X125
X401
X402
X403 b

Exterior Lamps Wiring Diagram (1 of 2) for Chevrolet Colorado 2012

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List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Chevrolet Colorado 2012:

A x103
A x107
A x108
A10
A19
A24 prk lp rly ctrl
A45 turn sig sw sig
A48
Auto
Body control module (bcm) (behind right kick panel)
Frt prk lamp fuse 10a
G105
G106
Ground distribution system
Hazard sw sig
Hazard switch
Head
Headlamp & panel dimmer switch
Hot at all times
Interior lights system
J200
Jx105 (left side of engine compt)
Jx106 (right side of engine compt)
Left
Left cargo lamp
Left front park lamp
Left park/ turn signal lamp
Low ref
Lr turn sig lps ctrl
Lt sig lps ctrl
Off
Park
Prk lamp relay
Prk lp rly ctrl
Red
Right
Right cargo lamp
Right front park lamp
Right park/ turn signal lamp
Rr turn sig lps ctrl
Rt sig lps ctrl
To rear prk lamp 2 fuse (diagram 2 0f 2)
Trailer power fuse 30a
Turn signal/ multi-function switch
Turn/ hazrd frt fuse 15a
Turn/ hazrd rear fuse 15a
Underhood fuse block (left front side of engine compt)
W/ trailer connecter
W/o trailer connecter
X102
X104
X107
X108
X204
X320

Exterior Lamps Wiring Diagram (2 of 2) for Chevrolet Colorado 2012

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List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Chevrolet Colorado 2012:

(2.9l & 3.7l) b
(5.3l) g
(chassis harness, 40.5 cm from fuel pump & sender assembly breakout) j400
(license lamp harness, 44.5 cm before right license lamp) j900
(not used)
(on inner left frame rail, beside transmission)
30a
A/t
A11
B x404
Backup lamps circuit
Electronic brake control module (ebcm)
Engine control module (ecm) (right rear of engine compt)
From frt prk a lamp fuse (diagram 1 0f 2)
G105
G400
Hot at all times
Inline fuse trailer connector (if equipped)
Inline fuse trailer lighting converter
Instrument panel cluster (ipc)
J107
J108
J402 (chassis harness, 13 cm from x401 & x402 breakout)
J403 (chassis harness, 14 cm from x401 & x402 breakout)
J901
Jx105 (left side of engine compt)
Left backup lamp
Left license lamp
Left tail/ stop lamp
Left tail/ turn signal lamp
Left turn ind
Logic
Power distribution system
Rear prk lamp 2 fuse 10a
Rear prk lamp fuse 15a
Red
Right backup lamp
Right license lamp
Right tail/
Right tail/ turn signal lamp
Right turn ind
Stop fuse 20a
Stop lamp
Stop lamp switch
Stp lmp vlt
Tan
Trailer connector
Trailer lighting converter (if equipped)
Transmission control module (tcm)
Underhood fuse block (left front side of engine compt)
Vses/ stop relay
W/ trailer connecter
W/o trailer connecter
X102
X104
X106
X110
X125
X126
X400
X401
X402
X403
X405
X406

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 3) for Chevrolet Colorado 2012

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List of elements for Ground Distribution Wiring Diagram (1 of 3) for Chevrolet Colorado 2012:

(2.9l/3.7l) ignition coil 1
(2.9l/3.7l) ignition coil 2
(2.9l/3.7l) ignition coil 3
(2.9l/3.7l) ignition coil 4
(if equipped) inside rearview mirror (isrvm)
3.7l
5.3l
A/c clutch diode
A/c compressor clutch
A/t
A11
Automatic transmission
B11
Backup lamp switch
Backup lp relay
Battery
Beam sel relay
Brake fluid level switch
C11
Crew cab w/ power operated window
D11
Driver door lock actuator
Driver door lock/ window switch
E11
Electronic brake control module (ebcm)
Engine control module (ecm)
F11
Front drive axle actuator
G100 (next to rear side of battery)
G101 (lower left side of engine)
G102 (lower left side of engine)
G103 (lower left side of engine)
G104 (left side of engine)
G105 (left side of engine compt, near ebcm)
G107
Generator battery control module
Ignition coil 1
Ignition coil 2
Ignition coil 3
Ignition coil 4
Ignition coil 5
Ignition coil 6
Ignition coil 7
Ignition coil 8
J110
J115
J118
J500 (driver door harness, 5 cm from left front door tweeter speaker breakout)
Jx105
Left rear window switch
M/t
Mass air flow (maf)/ intake air temperature (iat) sensor
Nca
Outside rearview mirror switch
Run/ crnk relay
Secondary air injection (air) pump
Secondary air injection (air) pump solenoid
Start relay
To jx105 (diagram 2 of 3)
Transfer case 2/4 wheel indicator switch
Transfer case encoder motor
Transfer case neutral switch
Transmission control module (tcm)
Underhood fuse block (left front side of engine compt)
W/ 2 speed transfer case
W/ electric air injection reactor system
W/ onstar
W/ power operated window outside mirror
Wind- shield wiper motor
Windshield washer fluid pump
Wpr 2 relay
Wpr relay
X175 n
X700

Ground Distribution Wiring Diagram (2 of 3) for Chevrolet Colorado 2012

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List of elements for Ground Distribution Wiring Diagram (2 of 3) for Chevrolet Colorado 2012:

(4wd) transfer case shift control module
(not used)
(w/ power operated window) passenger door lock/ window switch
Crew cab w/ power operated window
Driver back heated seat element
Driver cushion heated seat element
Driver heated seat control module
Driver seat adjuster switch
Driver seat lumbar adjuster switch
Fog lamp relay
From a jx105 (diagram 1 of 3)
Fuel pump flow control module
G106 (right side of engine compt, behind air cleaner)
Horn assembly
Hvac control module
J306 (driver seat harness, 5 cm from x319 breakout)
J314 (passenger seat harness, 5 cm from x319 breakout)
J317 (passenger heater element harness)
J318 (passenger heater element harness)
J321 (driver heater element harness)
J322 (driver heater element harness)
J401 (chassis harness, 21 cm from fuel pump & sender assembly breakout)
J901 (license lamp harness, 24 cm from x400 breakout)
Jx105
Jx106
Left backup lamp
Left cargo lamp
Left center high mounted stop lamp (chmsl)
Left front fog lamp
Left front park lamp
Left license lamp
Left park/turn signal lamp
Left tail/stop lamp
Left tail/turn signal lamp
Nca
Passenger back heated seat element
Passenger cushion heated seat element
Passenger heated seat control module
Passenger seat adjuster switch
Passenger seat lumbar adjuster switch
Right backup lamp
Right cargo lamp
Right center high mounted stop lamp (chmsl)
Right front fog lamp
Right front park lamp
Right license lamp
Right park/turn signal lamp
Right rear window switch
Right tail/ turn signal lamp
Right tail/stop lamp
Stop lamp switch
To jx106 (diagram 3 of 3)
Trailer lighting converter
Underhood fuse block (left front side of engine compt)
W/ driver power seat
W/ passenger power seat
W/ trailer connector
W/o trailer connector
X1 h
X201 a5
X405 a
X800

Ground Distribution Wiring Diagram (3 of 3) for Chevrolet Colorado 2012

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List of elements for Ground Distribution Wiring Diagram (3 of 3) for Chevrolet Colorado 2012:

(4wd) traction control switch (tcs)
(between front seats, under console)
(if equipped) trailer connector
Automatic transmission shift lock control solenoid
B10
B4 x204
Body control module (bcm)
Data link connector (dlc)
Digital radio receiver
Digital video disc (dvd) control module
Digital video disc relay
Dome/ reading lamps
Driver door jamb switch
Evaporator temperature sensor
For g302)
From jx106 b (diagram 3 of 3)
G300 (under driver seat carpet)
G301 (under front passenger seat carpet)
G302
G400
Hazard switch
Headlamp dimmer switch
Hvac control module
I/p accessory power outlet 1
I/p accessory power outlet 2
I/p multi-function switch
If equipped
Inflatable restraint passenger presence system (pps) module
Inflatable restraint sensing & diagnostic module (sdm)
Inflatable restraint sensing & diagnostic module (sdm) relay
Instrument panel cluster (ipc)
J200 (i/p harness, 6 cm from instrument cluster breakout)
J201 (i/p harness, 7 cm from x204 breakout)
J330
Jx106
K x203
Left rear door jamb switch
Nca
Passenger door jamb switch
Passenger seat belt buckle
Pnk
Radio
Right rear door jamb switch
Steering wheel position sensor
Theft deterrent module (tdm)
Turn signal/ multi-function switch
Vehicle communication interface module (vcim)
W/ active brake control
W/ onstar
W/ spo dvd
X1 a
X1 a12
X1 b3
X201 a4

HEADLIGHTS

Headlights Wiring Diagram for Chevrolet Colorado 2012

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List of elements for Headlights Wiring Diagram for Chevrolet Colorado 2012:

87a
A10
A11
A18
A31
A36
A37
A39
A43
Ambient light sensor (upper right side of dash, at windshield)
Ambient lt sens
Auto
B10
Beam sel relay
Bm sel rly ctrl
Body control module (bcm) (behind right kick panel)
Class 2 data
Class 2 ser data
Class 2 serial data
Computer data lines system
Drl fuse 10a
Drl ind
Drl relay
Drl relay ctrl
Flash to pass
Fog lmp ind
Fog lp rly ctrl
Fog lp sw sig
Fog/ lamp relay
Fog/lamp fuse 15a
Front fog lamp ind
Front fog lamp switch
G105
G106
Ground distribution system
Hdlp dim sw sig
Hdlp off sig
Hdlp on sig
Hdlp relay
Hdlp rly ctrl
Head
Headlamp & panel dimmer switch
Headlamp dimmer switch
High beam
High beam ind
Hot at all times
Ign
Instrument panel cluster (ipc)
J200
Jx105 (left side of engine compt)
Jx106 (right side of engine compt)
Left front fog lamp
Left high beam head- lamp
Left low beam head- lamp
Low ref
Lt hdlp fuse 10a
Off
Park
Park brake switch (lower left end of dash)
Pk brake sig
Pnk
Red
Right front fog lamp
Right high beam head- lamp
Right low beam head- lamp
Rt hdlp fuse 10a
Turn signal/ multi-function switch
Underhood fuse block (left front side of engine compt)
X1 c2
X204
X7 c10

HORN

Horn Wiring Diagram for Chevrolet Colorado 2012

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List of elements for Horn Wiring Diagram for Chevrolet Colorado 2012:

A25
A40
A5 x7
B11
Body control module (behind right kick panel)
F1 x1
G105
Ground distribution system
Horn
Horn fuse 10a
Horn relay
Horn rly ctrl
Horn switch
Hot at all times
Inflatable restraint steering wheel module coil
Jx105 (left side of engine compt)
Nca
Underhood fuse block (left front side of engine compt)
X204

INSTRUMENT CLUSTER

Instrument Cluster Wiring Diagram for Chevrolet Colorado 2012

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List of elements for Instrument Cluster Wiring Diagram for Chevrolet Colorado 2012:

(chassis harness, 39 cm before fuel pump & sender assembly)
(or tan)
(right rear of engine compt) engine control module (ecm)
(under driver seat carpet) g300
(under front passenger seat carpet) g301
5 volt ref
5.3l
A19
A31
A32
A38
A39
A41
A42
A44
A45
A47
Abs ind
Air bag ind
Battery
Body control module (bcm) (behind right kick panel)
Brake fluid level switch (on brake fluid reservoir)
Brake ind
Brk fluid lvl
Chime
Class 2
Clstr fuse 10a
Computer data lines system
Crew cab
Cruise ind
Dr belt sw
Driver door jamb switch (in left "b" pillar)
Driver information center (dic) display
Driver seat belt buckle (right side of driver's seat)
Driver seat belt switch
Drl ind
Ect sens
Engine controls system
Engine coolant temperature (ect) sensor (left side of of engine)
Engine coolant temperature (ect) sensor (on left rear of engine)
Engine coolant temperature gauge
Engine oil pressure (eop) sensor (5.3l) (left side of engine)
Engine oil pressure (eop) switch (3.7l) (right front of engine)
Except 5.3l
Extended cab
Fuel gauge
Fuel level
Fuel pump & sender assembly (top of fuel tank)
G105
G300 (under driver seat carpet)
Ground
High beam ind
Hot at all times
Ign
Illumination (4 bulbs)
Inflatable restraint sensing & diagnostic module (beneath center console)
Instrument panel cluster (ipc)
J201
J303
J304
J310
J311 (body harness, 24.5 cm from g302 breakout)
Jx105 (left side of engine compt)
L turn ind
Left rear door jamb switch (in left "c" pillar)
Left turn ind
Lf dr ajar sw sig
Logic
Low engine oil pressure gauge
Low engine oil pressure ind
Low ref
Lr dr ajar sw sig
Malfunction ind
Mil ctrl
Nca
Oil press
Park brake switch (lower left end of dash)
Passenger door jamb switch (in right "b" pillar)
Pnk
Prk brk sw
R turn ind
Right rear door jamb switch (in right "c" pillar)
Right turn ind
Rr dr ajar sw sig
Seat belt ind
Seat belt ind ctrl
Security ind
Sens sig
Serial data
Speedometer
Tachometer
Tan
Underhood fuse block (left front side of engine compt)
Up shift ind
Volts
X102
X200
X314
X319
X700
X800

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram for Chevrolet Colorado 2012

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List of elements for Courtesy Lamps Wiring Diagram for Chevrolet Colorado 2012:

(in left "b" pillar)
(in right "b" pillar)
A10
A11
A12
A13
A30
A32
A38
A39
A44
A46
Batt
Body control module (bcm) (behind right kick panel)
Cargo lamp switch
Cargo lp sw
Courtesy lps
Crew cab
Dome on switch
Dome override switch
Dome/reading lamps
Driver door jamb switch
Extended cab
G105
G300 (under driver seat carpet)
G301 (under front passenger seat carpet)
Gnd
Headlamp & panel dimmer switch
Hot at all times
J303
J304
Jx105 (left side of engine compt)
Left cargo lamp
Left center high mounted stop lamp (chmsl)
Left rear door jamb switch (in left "c" pillar)
Lf door ajar
Low ctrl
Low ref
Lp sw sig
Lr door ajar
Override sw
Passenger door jamb switch
Rf door ajar
Right cargo lamp
Right center high mounted stop lamp (chmsl)
Right rear door jamb switch (in right "c" pillar)
Rr door ajar
Tbc fuse 10a
Trn/hazrd frt fuse 15a
Underhood fuse block (left front side of engine compt)
W/ premium lighting
X310
X320
X700
X800

Instrument Illumination Wiring Diagram for Chevrolet Colorado 2012

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List of elements for Instrument Illumination Wiring Diagram for Chevrolet Colorado 2012:

(3 bulbs)
A10
A24
A28
A29
A33
A35
A36
A39
A48
A7 prklmp rly ctrl a4
Auto
Battery
Body control module (bcm) (behind right kick panel)
C11
Crew cab w/ power operated window
Dim control
Dim sw sig
Driver door lock/ window switch
F11
Frt prk lamp fuse 10a
G105
G106
G106 (right side of engine compt, behind air cleaner)
G301 (under front passenger seat carpet)
Gnd
Hazard switch
Head
Headlamp & panel dimmer switch
Hot at all times
Hvac control module
I/p multi- function switch
Illum
Illumi- nation (4 bulbs)
Instrument panel cluster (ipc)
Instrument panel lamps dimming control
J200
J304
J500
Jx105 (left side of engine compt)
Jx106 (right side of engine compt)
Left rear window switch
Logic
Low ref
Lp rly ctrl
Off
Outside rearview mirror switch
Park
Passenger door lock/ window switch (w/ power operated window)
Pk lp ctrl
Power distribution system
Prk/lamp relay
Radio
Rear prk lamp 2 fuse 10a
Right rear window switch
Serial data
Tbc fuse 10a
Tcs sw
Traction control switch
Underhood fuse block (left front side of engine compt)
W/ 2 speed electronic shift control transfer case
W/ dual folding power mirrors
W/ onstar
W/ power operated window
W/ power operated window outside mirror
W/o 2 speed electronic shift control transfer case
W/o onstar
X2 vehicle communication interface module (vcim) (right side of dash)
X501
X600
X700
X800

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 4) for Chevrolet Colorado 2012

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List of elements for Power Distribution Wiring Diagram (1 of 4) for Chevrolet Colorado 2012:

(body harness, 4 cm from accelerator pedal position switch breakout)
(engine harness, 18cm front generator battery control module) j107
(engine harness, 3cm from breakout fuse block) j108
(if equipped)
(left front side of engine compt) underhood fuse block
(not used)
(right side of engine compt) jx106
50a
A/c fuse 10a
A10
A11
A26
Abs 1 fuse 30a
Abs 2 fuse 40a
Aux pwr 1 fuse 20a
Aux pwr 2 fuse 20a
B10
B11
Battery (diagram 2 of 4)
Blower motor
Blwr fuse 30a
Body control module (bcm)
Clstr fuse 10a
Cnstr vent fuse 10a
Crew cab w/ power windows
Data link connector (dlc)
Digital radio receiver
Digital video disc relay (w/ dvd)
Door unlock relay
Dr/lck fuse 20a
Driver door lock/ window switch
Driver heated seat module
Driver seat lumbar adjuster switch
E red
Electronic brake control module (ebcm)
Engine control module (ecm)
Evaporative emission (evap) canister vent solenoid valve
F10
F12
Fog/ lamp relay
Fog/lamp fuse 15a
From a aux pwr 1 fuse (diagram 1 of 4)
From b trn/hazrd rear fuse (diagram 1 of 4)
Fscm fuse 20a
Fuel pump flow control module
Fuse 30a
Fuse 5a
Fusible link 1
G106
Generator
Hdlp relay
Htd/seat fuse 20a
Hvac control module
I/p 1 accessory power outlet
I/p 2 accessory power outlet
Ign 3 hvac relay
Inline fuse digital video disc (dvd) (w/ dvd)
Inline fuse trailer connector (if equipped)
Instrument panel cluster (ipc)
J200
J302
J332 (w/ dvd)
J510
Left rear window switch
Mega fuse 125a
Nca
Passenger door lock/ window switch
Passenger heated seat module
Passenger seat lumbar adjuster switch (if equipped)
Pcm b fuse 10a
Pwr/ wndw fuse 30a
Pwr/trn relay
Radio
Rap relay
Rdo fuse 15a
Red
Regular, extended cab w/ power windows
Right rear window switch
S/roof fuse 20a
Secondary air injection (air) pump fuse block (if equipped)
Secondary air injection (air) pump relay
Steering wheel position sensor
Stop fuse 20a
Strtr fuse 30a
Strtr relay
Tbc fuse 10a
Tccm fuse 10a
Tcm fuse 10a
To dr/lck fuse (diagram 1 of 4)
To rap relay (diagram 1 of 4)
To rvc fuse (diagram 2 of 4)
Trailer connector
Transfer case shift control module (if equipped)
Transmission control module (tcm) (if equipped)
Trn/ hazrd frt fuse 15a
Trn/ hazrd rear fuse 15a
Turn signal/ multi- function switch
Underhood fuse block (left front side of engine compt)
Vses fuse 10a
Vses/ stop relay
W/ electric side door lock control
W/o electric side door lock control
Windshield wiper/washer switch
Wpr fuse 25a
Wpr relay
Wsw fuse 10a
X102
X125
X200
X201
X204
X700
X800

Power Distribution Wiring Diagram (2 of 4) for Chevrolet Colorado 2012

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List of elements for Power Distribution Wiring Diagram (2 of 4) for Chevrolet Colorado 2012:

(automatic transmission harness) j133
(driver seat harness, 12.5 cm from x319 breakout) j312
(if equipped)
(iss)
(w/ dvd) j331
1-2 shift solenoid (ss) valve
2-3 shift solenoid (ss) valve
20a
A/t
Air bag/ ign fuse 10a
B5 x102
Battery
Cim fuse 10a
Cruise control release switch
Cruise fuse 10a
Digital video disc relay (w/ dvd)
Dlis fuse 5a
Driver seat adjuster switch
Driver seat lumbar adjuster switch
Drl fuse 10a
Drl relay
From drl d fuse (diagram 2 of 4)
From underhood fuse block (diagram 1 of 4)
From wpr c fuse (diagram 1 of 4)
G105
Generator battery control module
Horn fuse 10a
Horn relay
I/p multi- function switch
Ignition switch inline fuse
Inflatable restraint sensing & diagnostic module (sdm) inline fuse
Inflatable restraint sensing & diagnostic module (sdm) relay
Input speed sensor
Inside rearview mirror
J106 (3.7l &
J119 (3.7l & 2.9l)
J207
J208
J323
Jx105 (left side of engine compt)
M/t
Nca
Passenger seat adjuster switch
Passenger seat lumbar adjuster switch
Pnk
Power seat inline fuse
Pwr/seat fuse 40a
Red
Run/ crnk relay
Rvc fuse 10a
Starter
To bck/up fuse (diagram 3 of 4)
To body control module (bcm) (diagram 4 of 4)
To ignition switch (diagram 4 of 4)
To prk/lamp relay (diagram 4 of 4)
To run/ crank relay (diagram 2 of 4)
Torque converter clutch (tcc) pulse width modulation (pwm) solenoid valve
Torque converter clutch (tcc) solenoid valve
Trans fuse 10a
Transfer case shift control module
Transmission control module (tcm)
Turn signal/ multi-fuction switch
Underhood fuse block (left front side of engine compt)
Vehicle communication interface module (vcim)
Vehicle communication interface module (vcim) inline fuse
W/ power seats
W/o outside display w/ outside display
X102
X175
X200
X201
X201 a7
X204
X6 b3

Power Distribution Wiring Diagram (3 of 4) for Chevrolet Colorado 2012

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List of elements for Power Distribution Wiring Diagram (3 of 4) for Chevrolet Colorado 2012:

(engine harness, 18 cm front generator pnk
(fuel injector harness, 4 cm from fuel injector 4 breakout) j104
(not used)
3.7l
3.7l & 2.9l
5.3l
A/c relay
Abs fuse 10a
Battery control module) j107
Bck/up fuse 15a
Engine control module (ecm)
Erls fuse 15a
Evaporative emission (evap) canister purge solenoid valve
Except
Except 5.3l
From e trans fuse (diagram 2 of 4)
From ign g fuse (diagram 3 of 4)
Front drive axle actuator
Frt/axl fuse 15a
Fuel injector
Fuel injector 1
Fuel injector 3
Fuel injector 5
Fuel injector 7
Fuel pump flow control module
Ign fuse 15a
Ignition coil 1
Ignition coil 2
Ignition coil 3
Ignition coil 4
Ignition coil 4 (3.7l & 2.9l)
Ignition coil 5
Ignition coil 5 (3.7l)
Ignition coil 6
Ignition coil 7
Ignition coil 8
Inj fuse 15a
J111
J112
J116
Mass air flow (maf)/ intake air temperature (iat) sensor
Pcm 1 fuse 10a
Pnk
Secondary air injection (air) pump relay (3.7l & 2.9l)
To inj fuse (diagram 3 of 4)
Underhood fuse block (left front side of engine compt)
W/ electric air injection reactor system
W/ two speed transfer case
X102 c8
X125 p
X2 b2
X2 c3
X7 f3

Power Distribution Wiring Diagram (4 of 4) for Chevrolet Colorado 2012

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List of elements for Power Distribution Wiring Diagram (4 of 4) for Chevrolet Colorado 2012:

(chassis harness, 40.5 cm from fuel pump & sender assembly breakout) j400
5 volt
A/c cmprsr fuse 10a
A/c relay
A14
A24
Acc
B3 x204
Backup lamp relay
Body control module (bcm)
C11
Crew cab w/ power window
Driver door lock/ window switch
F11
From f run/ crank relay (diagram 2 of 4)
From run/crank relay (diagram 2 of 4)
From splice j208 (diagram 2 of 4)
Frt prk lamp fuse 10a
Ignition switch
Ignition volt
Input multi-function switch
J203 (w/ immobilizer) (steering column harness)
J204 (w/ immobilizer)
J406 (trailer accessory harness, between left rear tail lamp connector & trailer lighting connector)
J900 (license lamp harness, 44.5 cm before right license lamp)
Key in ignition switch
Left front marker lamp
Left license lamp
Left park/turn signal lamp
Left rear window switch
Left tail/stop lamp
Left tail/turn signal lamp
Off
Outside rearview mirror switch (if equipped)
Passenger door lock/ window switch
Prk/lamp relay
Rear prk lamp 2 fuse 10a
Rear prk lamp fuse 15a
Right front marker lamp
Right license lamp
Right park/turn signal lamp
Right rear window switch
Right tail/stop lamp
Right tail/turn signal lamp
Run
Start
Theft deterrent module (tdm) (w/ immobilizer)
Trailer connector
Trailer lighting converter
Trailer lighting converter inline fuse
Underhood fuse block (left front side of engine compt)
W/ power window
W/ trailer tow
W/o trailer tow
X1 a48
X102
X2 a42
X200
X204 b1
X600

POWER DOOR LOCKS

Power Door Locks Wiring Diagram, Crew Cab for Chevrolet Colorado 2012

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List of elements for Power Door Locks Wiring Diagram, Crew Cab for Chevrolet Colorado 2012:

(body harness, 10.5 cm from accelerator pedal position switch breakout) j308
(not used)
A11
A12
A38
A39
A41
A42
A44
A47
All doors lock ctrl
All doors unlock ctrl
Batt pos volt
Battery +
Body control module (bcm) (behind right kick panel)
Class 2 serial data
Computer data lines system
Door unlock
Door unlock ctrl
Door unlock relay
Dr unlock pcb relay (except on star w/o driver convenience iii sales package)
Dr/lck fuse 20a
Driver door lock actuator (in lower rear of door)
Driver door lock/window switch
Driver door unlock ctrl
Front passenger door lock actuator (in lower rear of door)
G105
G106
G301 (under front passenger seat carpet)
Ground
Ground distribution system
Hot at all times
J304
J309 (body harness, 17 cm from accelerator pedal position switch breakout)
J500
J501
Jx105 (left side of engine compt)
Jx106 (right side of engine compt)
Left rear door lock actuator (in lower rear of door)
Lock pcb relay
Lock sw
Lock switch
Logic
Pass door lock ctrl
Passenger door lock/ window switch
Right rear door lock actuator (in lower rear of door)
Tan
Tbc fuse 10a
Trn/ hazrd frt fuse 15a
Trn/ hazrd rear fuse 15a
Underhood fuse block (left front side of engine compt)
Unlock pcb relay
Unlock sw
Unlock switch
W/ driver convenience iii sales package)
W/o driver convenience iii sales package)
X500
X501
X600
X601
X7 b3
X700
X800

Power Door Locks Wiring Diagram, Except Crew Cab for Chevrolet Colorado 2012

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List of elements for Power Door Locks Wiring Diagram, Except Crew Cab for Chevrolet Colorado 2012:

(not used)
87a
A11
A12
A38
A39
A41
A42
A44
A47
All doors lock ctrl
All doors unlock ctrl
Batt pos volt
Battery +
Body control module (bcm) (behind right kick panel)
Class 2 serial data
Computer data lines system
Door unlock
Door unlock ctrl
Door unlock relay
Dr unlock relay (except on star w/o driver convenience iii sales package)
Dr/lck fuse 20a
Driver door lock actuator (in lower rear of door)
Driver door lock/window switch
Driver door unlock ctrl
Front passenger door lock actuator (in lower rear of door)
G105
G106
G301 (under front passenger seat carpet)
Ground
Ground distribution system
Hot at all times
J304
J500
J501
Jx105 (left side of engine compt)
Jx106 (right side of engine compt)
Lock relay
Lock sw
Lock switch
Logic
Pass door lock ctrl
Passenger door lock/ window switch
Tan
Tbc fuse 10a
Trn/ hazrd frt fuse 15a
Trn/ hazrd rear fuse 15a
Underhood fuse block (left front side of engine compt)
Unlock relay
Unlock sw
Unlock switch
W/ driver convenience iii sales package)
W/o driver convenience iii sales package)
X500
X501
X600
X601
X7 b3

POWER MIRRORS

Automatic Day/Night Mirror Wiring Diagram for Chevrolet Colorado 2012

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List of elements for Automatic Day/Night Mirror Wiring Diagram for Chevrolet Colorado 2012:

Ambient air temperature sensor (w/ dual reading lamps) (on radiator support, behind center of grille)
B5 x6
Backup lp rly ctrl
Body control module (behind right kick panel)
Cruise fuse 10a
Emergency
Exterior lights system
G105
Hot at all times
Ign
Ign volt
Inside rearview mirror (isrvm)
Jx105 (left side of engine compt)
Keypad ctrl
Keypad green led ind
Keypad green led sig
Keypad red led ind
Keypad red led sig
Keypad signal
Low ref
Onstar
Onstar button assembly
Phone
Pnk
Resister
Run/ crnk relay
Underhood fuse block (left front side of engine compt)
Vehicle communication interface module (vcim) (right side of dash)
W/ outside temperature display
W/o outside temperature display
X104
X201

Power Mirrors Wiring Diagram for Chevrolet Colorado 2012

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List of elements for Power Mirrors Wiring Diagram for Chevrolet Colorado 2012:

A29
Body control module (bcm) (behind right kick panel)
Courtesy lamps ctrl
Driver outside rearview mirror
G105
Horiz
Hot at all times
Interior lights system
J500
Jx105 (left side of engine compt)
Left
Lock switch
Nca
Off
Outside rearview mirror switch
Passenger outside rearview mirror
Right
Trn/hazrd frt fuse 15a
Underhood fuse block (left front side of engine compt)
Vert
X500
X600

POWER SEATS

Driver Heated Seat Wiring Diagram for Chevrolet Colorado 2012

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List of elements for Driver Heated Seat Wiring Diagram for Chevrolet Colorado 2012:

2009-gm-29-26
A/c fuse 10a
A26
Body control module (bcm) (behind right kick panel)
Driver back heated seat element
Driver cushion heated seat element
Driver heated seat module (bottom of driver seat)
Driver seat lumbar adjuster switch
F10
G106
Gnd
Hi/lo sig
High
High/low status ind bulb
Hot at all times
Htd/seat fuse 20a
Ign 3 hvac relay
Ign 3 voltage
J306
J321
J322
Jx106 (right side of engine compt)
Low
Nca
Pnk
Power distribution system
Red
Sply volt
Temp sens sig
Underhood fuse block (left front side of engine compt)

Driver Power Seat Wiring Diagram for Chevrolet Colorado 2012

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List of elements for Driver Power Seat Wiring Diagram for Chevrolet Colorado 2012:

20a
Driver seat adjuster motor assembly
Driver seat adjuster switch
Driver seat vertical motor
Front vertical
Fwd
G106
Horiz- ontal
Hot at all times
J306
J312
Jx106 (right side of engine compt)
Power seat inline fuse
Pwr/seat fuse 40a
Rear vertical
Rwd
Tan
Underhood fuse block (left front side of engine compartment)

Lumbar Wiring Diagram for Chevrolet Colorado 2012

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List of elements for Lumbar Wiring Diagram for Chevrolet Colorado 2012:

20a
Driver seat lumbar adjuster switch
Driver seat lumbar motor (in bottom of driver seat)
G106
Hot at all times
J306
J312
J314
J323
Jx106 (right side of engine compt)
Nca
Out
Passenger seat lumbar adjuster switch
Passenger seat lumbar motor (bottom of front passenger seat)
Pnk
Power seat inline fuse
Pwr/seat fuse 40a
Underhood fuse block (left front side of engine compt)

Passenger Power Seat Wiring Diagram for Chevrolet Colorado 2012

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List of elements for Passenger Power Seat Wiring Diagram for Chevrolet Colorado 2012:

20a
Front vertical
Fwd
G106
Horiz- ontal
Hot at all times
J314
J323
Jx106 (right side of engine compt)
Passenger seat adjuster motor assembly
Passenger seat adjuster switch
Power seat inline fuse
Pwr/seat fuse 40a
Rear vertical
Rwd
Tan
Underhood fuse block (left front side of engine compartment)

Passenger"s Heated Seat Wiring Diagram for Chevrolet Colorado 2012

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List of elements for Passenger"s Heated Seat Wiring Diagram for Chevrolet Colorado 2012:

2009-gm-29-27
A/c fuse 10a
A26
Body control module (bcm) (behind right kick panel)
F10
Front passenger heated seat module (bottom of front passenger seat)
G106
Gnd
Hi/lo sig
High
High/low status ind bulb
Hot at all times
Htd/seat fuse 20a
Ign 3
Ign 3 hvac relay
Ign 3 voltage
J314
J317
J318
Jx106 (right side of engine compt)
Logic
Low
Nca
Passenger back heated seat element
Passenger cushion heated seat element
Passenger seat lumbar adjuster switch
Pnk
Power distribution system
Red
Rt seat belt sw
Sply volt
Temp sens sig
Underhood fuse block (left front side of engine compt)

POWER WINDOWS

Power Windows Wiring Diagram, 2 Door for Chevrolet Colorado 2012

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List of elements for Power Windows Wiring Diagram, 2 Door for Chevrolet Colorado 2012:

(not used)
87a
Auto
Down
Down pcb relay
Down relay
Dr/lck fuse 20a
Driver door lock/ window switch
Driver window motor (in lower front of door)
G105
G106
Hot at all times
Hot w/ rap relay energized
Ign
J500
Jx105 (left side of engine compt)
Jx106 (right side of engine compt)
Logic
Passenger door lock/ window switch
Passenger window motor (in lower front of door)
Pwr/ wndw fuse 30a
Rf down
Rf up
Tan
Underhood fuse block (left front side of engine compt)
Up pcb relay
Up relay
X500
X600

Power Windows Wiring Diagram, 4 Door for Chevrolet Colorado 2012

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List of elements for Power Windows Wiring Diagram, 4 Door for Chevrolet Colorado 2012:

(body harness, 4 cm from accelerator pedal position breakout) j307
Auto
Down
Down pcb relay
Dr/lck fuse 20a
Driver door lock/ window switch
Driver window motor (in lower front of door)
Dwn
G105
G106
Hot at all times
Hot w/ rap relay energized
Interior lights system
J302
J500
Jx105 (left side of engine compt)
Jx106 (right side of engine compt)
Left rear window motor (in lower center of door)
Left rear window switch
Logic
Lr down
Lr up
Passenger door lock/ window switch
Passenger window motor (in lower front of door)
Pwr/ wndw fuse 30a
Rf down
Rf up
Right rear window motor (in lower center of door)
Right rear window switch
Rr down
Rr up
Tan
Underhood fuse block (left front side of engine compt)
Up pcb relay
W/l
X4 a
X500
X6 f5
X600
X700
X800

RADIO

Radio Wiring Diagram for Chevrolet Colorado 2012

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List of elements for Radio Wiring Diagram for Chevrolet Colorado 2012:

A10
A11
A12
Audio comm sig
B10
B11
B12
Coax
Common sig
Computer data lines system
Crew cab
Digital radio antenna
Digital radio receiver (if equipped) (center of dash)
Digital video disc (dvd) control module inline fuse
Drain wire
Extended cab
Extended cab crew cab
Fuse 5a
G300 (under driver seat carpet)
Ground
Hot at all times
J201
J332
Left aud sig
Left audio sig
Left front speaker
Left front tweeter speaker (w/ 6 speakers system)
Left rear speaker (w/ extended cab & crew cab)
Lf out +
Lf out -
Lr out +
Lr out -
Nca
Radio
Radio antenna
Rdo fuse 15a
Rf out +
Rf out -
Right aud sig
Right front speaker
Right front tweeter speaker (w/ 6 speakers system)
Right rear speaker (w/ extended cab & crew cab)
Rr out +
Rr out -
Satellite in
Serial data
Tan
Underhood fuse block (left front side of engine compt)
Vehicle communication interface module (vcim) (w/ onstar) (right side of dash)
W/ spo dvd
W/o spo dvd
X200
X201
X211
X270
X500
X600
X700
X800

Video System Wiring Diagram for Chevrolet Colorado 2012

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List of elements for Video System Wiring Diagram for Chevrolet Colorado 2012:

12c clock sig
12c data
Acc volt
Cruise fuse 10a
Digital video disc (dvd) control module
Digital video disc (dvd) control module inline fuse
Digital video disc relay
Driver seat headrest digital video disc (dvd) display
Fm ant
Fm antenna
Fuse 5a
G300 (under driver seat carpet)
Gnd
Hot at all times
Hot w/ run/crank relay energized
I2c data
Ign volt
J330
J331
J332
L audio (+)
Passenger seat headrest digital video disc (dvd) display
Pnk
Power distribution system
R audio (+)
Rdo fuse 15a
Red
Underhood fuse block (left front side of engine compt)
Video sig (+)
Video sig (-)
X200
X371
X372
X373
X374

SHIFT INTERLOCK

Shift Interlock Wiring Diagram for Chevrolet Colorado 2012

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List of elements for Shift Interlock Wiring Diagram for Chevrolet Colorado 2012:

(not used)
A/t shift lock control solenoid (under center console, left side of shifter)
A11
A31
A4 x204
A47
Abs brake switch signal
Automatic transmission
Automatic transmission internal mode switch (ims)
B2 x7
B4 x1
B4 x204
Body control module (behind right kick panel)
Class 2 serial data
Computer data lines system
Data bus (+)
Data bus (-)
Electronic brake control module (ebcm) (on inner left frame rail, beside transmission)
Engine control module (ecm) (right rear of engine compt)
Exterior lights system
G102 (lower left side of engine)
G105
G106
Hot at all times
J100 (body harness, 14.5 cm from accelerator pedal position switch breakout)
J110
J200
Jx105 (left side of engine compt)
Jx106 (right side of engine compt)
M x104
P/n sig
Ser data +
Ser data -
Serial data
Sol ctrl
St lp ctrl
Stop fuse 20a
Stop lamp switch (above brake pedal assembly)
Sw sig a
Sw sig b
Sw sig c
Sw sig p
Tan
Tbc fuse 10a
Transmission control module (tcm)
Underhood fuse block (left front side of engine compt)
Vses/stop relay

STARTING/CHARGING

Charging Wiring Diagram for Chevrolet Colorado 2012

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List of elements for Charging Wiring Diagram for Chevrolet Colorado 2012:

(right rear of engine compt) engine control module (ecm)
A11
B11
Battery
Charge ind
Computer data lines system
Driver information center (dic) display
Field duty cyc
G100 (next to rear side of battery)
G102 (lower left side of engine)
G104 (left side of engine)
Gen reg cntrl
Gen turn on
Generator
Generator battery control module (left front of engine compt, near battery)
Gnd
Ground
Instrument panel cluster (ipc)
J106
Logic
Mega fuse 125a
Power distribution system
Red
Rvc fuse 10a
Serial data
Starter
Underhood fuse block (left front side of engine compt)
X10
X11

Starting Wiring Diagram for Chevrolet Colorado 2012

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List of elements for Starting Wiring Diagram for Chevrolet Colorado 2012:

5v ref
A14
A42
A42 key resistor sig
A47
Acc
Automatic transmission (a/t)
B11
Battery
Body control module (bcm) (behind right kick panel)
C11
Clutch pedal position (cpp) sensor (m/t)
Computer data lines system
Cpp sig
Engine control module (ecm) (right rear of engine compt)
G100 (next to rear side of battery)
G102 (lower left side of engine)
G104 (left side of engine)
Ign volt x2
Ignition switch
Internal mode switch
J110 (a/t)
Low ref
Off
Park/
Red
Run
Serial
Serial data
Serial data x1
Start
Starter
Strtr fuse 30a
Strtr relay
Underhood fuse block (left front side of engine compt)
X1 ctrl rly
X1 data
X10
X204
X3 signal neutral

SUPPLEMENTAL RESTRAINTS

Supplemental Restraints Wiring Diagram (1 of 2) for Chevrolet Colorado 2012

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List of elements for Supplemental Restraints Wiring Diagram (1 of 2) for Chevrolet Colorado 2012:

(right side of engine compt, behind air cleaner)
10a
A2 x275
Air bag off ind
Air bag on ind
Anti-theft system
Body control module (bcm) (behind right kick panel)
C12
Computer data lines system
Cruise fuse 10a
G106
G302 (between front seats, under console)
Ground
High control
Hot at all times
Hot w/ run/crank relay energized
I/p multi- function switch
Ign volt
Inflatable restraint i/p module (right side of dash)
Inflatable restraint sensing & diagnostic module (beneath center console)
Inflatable restraint sensing & diagnostic module (sdm) inline fuse
Inflatable restraint sensing & diagnostic module (sdm) relay
Inflatable restraint steering wheel module (top of steering wheel)
Inflatable restraint steering wheel module coil
J106 (except 5.3l)
J200
J324
Jx106
Left front seat belt pretensioner (extended cab: in left rear door) (regular/crew cab: in left "b" pillar)
Lh seat belt sw
Low control
Low reference
Passenger seat belt indicator
Pnk
Red
Rh seat belt sw
Right front seat belt pretensioner (extended cab: in right rear door) (regular/crew cab: in right "b" pillar)
Serial data
Shorting bar
Signal
Tan
Underhood fuse block (left front side of engine compt)
Voltage
X200
X201
X204

Supplemental Restraints Wiring Diagram (2 of 2) for Chevrolet Colorado 2012

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List of elements for Supplemental Restraints Wiring Diagram (2 of 2) for Chevrolet Colorado 2012:

(between front seats, under console) g302
(right side of dash) vehicle communication interface module (vcim)
5 volt ref
A39
A42
Air bag ind
Body control module (behind right kick panel)
Driver inflatable restraint seat position sensor (on driver seat track)
Driver seat belt buckle (right side of driver's seat)
Driver seat belt switch
G302 (between front seats, under console)
Gnd
Ign
Ign 1+
Inflatable restraint front passenger presence system (pps) module (under side of front passenger seat)
Inflatable restraint front passenger presence system (pps) sensor (in front passenger seat cushion)
Instrument panel cluster (ipc)
Ipc class 2 serial data
J311 (body harness, 24.5 cm from g302 breakout)
J323
J324
Left inflatable restraint front end sensor (on left underside of front frame crossmember)
Left inflatable restraint roof rail module (if equipped) (in roof above driver door)
Left inflatable restraint side impact sensor (sis) (if equipped) (lower rear of driver door)
Logic
Low ref
M x313
Nca
Off ind
On ind
Passenger inflatable restraint seat belt tension sensor
Passenger inflatable restraint seat position sensor (on front passenger seat track)
Passenger seat belt buckle (left side of passenger's seat)
Passenger seat belt switch
Passenger seat lumbar adjuster switch
Pnk
Press sig
Red
Right inflatable restraint front end sensor (on right underside of front frame crossmember)
Right inflatable restraint roof rail module (if equipped) (in roof above front passenger door)
Right inflatable restraint side impact sensor (sis) (if equipped) (lower rear of front passenger door)
Seat belt ind
Seat belt ind control
Serial
Shorting bar
Tan
Tension sig
Volt ref
W/ power seats
W/ vehicle communication interface module
W/o power seats
W/o vehicle communication interface module
X104
X313
X314
X500
X600

TRANSMISSION

A/T Wiring Diagram for Chevrolet Colorado 2012

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List of elements for A/T Wiring Diagram for Chevrolet Colorado 2012:

1-2 shift sol ctrl
1-2 shift solenoid (ss) valve
2-3 shift sol ctrl
2-3 shift solenoid (ss) valve
Acc
Automatic transmission
Automatic transmission fluid temperature (tft) sensor
Automatic transmission input speed (iss) sensor
Automatic transmission internal mode switch (ims)
Computer data lines system
Data bus +
Data bus -
Engine control module (ecm) (right rear of engine compt)
Exterior lights system
G102 (lower left side of engine)
Gnd
Hi spd serial data +
Hi spd serial data -
Hot at all times
Hot w/ run/ crnk relay energized
Ign serial data
Ign volt
Ignition switch
In shaft spd sens
Instrument panel cluster
J110
J133
J209
Lo ref
Logic
Off
Park/
Pc sol valve hi ctrl
Pc sol valve lo ctrl
Pnk
Pressure control (pc) solenoid valve
Red
Run
Serial data
Start
Stop lamp ctrl
Tan
Tcc pwm sol ctrl
Tcc sol valve ctrl
Tcm fuse 10a
Tft sens sig
Torque converter clutch (tcc) pulse width modulation (pwm) solenoid valve
Torque converter clutch (tcc) solenoid valve
Trans fuse 10a
Trans range sw a
Trans range sw b
Trans range sw c
Trans range sw p
Transmission control module (tcm)
Underhood fuse block (left front side of engine compt)
Up shift ind
Vehicle speed sensor (vss) (4wd: on left rear of transfer case) (2wd: left rear of transmission)
Vss hi sig
Vss lo sig
X125
X3 neutral sig

Transfer Case Wiring Diagram for Chevrolet Colorado 2012

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List of elements for Transfer Case Wiring Diagram for Chevrolet Colorado 2012:

(lower left side of engine) g103
(not used) d
(right side of engine compt)
12v
2 hi
2 hi ind
2wd/4wd sig
4 hi
4 hi ind
4 lo
4 lo ind
4 lo sw sig
5v ref
A encoder sig
A sig
Axle act ctrl
Axle sw sig
B encoder sig
B sig
B2 x2
Bat
Body control module (bcm) (behind right
C encoder sig
C sig
C10
Computer data lines system
Cruise fuse 10a
Distribution
Encoder motor
Engine control module (ecm) (right rear of engine compt)
F11
Front axle actuator (on right center of front axle housing)
Frt/axl fuse 15a
G105
G106
Gnd
Ground
Ground distribution system
Hot at all times
Hot in run or start
I/p multi-function switch
Ign volt
Ign voltage
J200
J331 (w/ spo dvd)
Jx105 (left side of engine compt)
Jx106
Jx106 (right side of engine compt)
Kick panel)
Lo sig
Logic
Mtr ctrl a
Mtr ctrl b
Neu ind ctrl
Neu sw sig
Neutral
Neutral ind
P encoder sig
P sig
Pnk
Power
Power distribution system
Prk lp ctrl
Prk/lamp relay
Rear prk lamp 2 fuse 10a
Red
Rly ctrl
Run/crank relay
Serial data
Sig hi
Sig lo
Sw sig lo
System
Tan
Tccm fuse 10a
Transfer case 2/4 wheel driver indicator switch (lower right side of transfer case)
Transfer case encoder motor (on rear of transfer case)
Transfer case neutral switch (upper right side of transfer case)
Transfer case shift control module (under driver seat carpet)
Turn signal/ multi-function switch
Underhood fuse block (left front side of engine compt)
Vehicle speed (vss) sensor (m/t) (on left rear of transfer case)
W/ spo dvd
X1 a24
X100
X105
X200
X204
X271
X6 f1

WARNING SYSTEMS

Warning Systems Wiring Diagram for Chevrolet Colorado 2012

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List of elements for Warning Systems Wiring Diagram for Chevrolet Colorado 2012:

(body harness, 24.5 cm from g302 breakout) j311
A10
A14
A31
A32
A38
A39
A42
A44
Acc
Auto
Body control module (bcm) (behind right kick panel)
Brake ind
Chime
Class 2 serial data
Computer data lines system
Dlis fuse 5a
Driver door jamb switch (in left "b" pillar)
Driver information (dic) display
Driver seat belt buckle (right side of driver's seat)
Driver seat belt switch
Extended cab
Front passenger door jamb switch (in right "b" pillar)
G300 (under driver seat carpet)
G301 (under front passenger seat carpet)
G302 (between front seats, under console)
Head
Headlamp & panel dimmer switch
Hot at all times
Ign volt
Ignition switch
Ignition switch inline fuse
Inflatable restraint sensing & diagnostic module (sdm) (beneath center console)
Instrument panel cluster (ipc)
J303
J304
J323
J324
Key-in switch
Left rear door jamb switch (crew cab) (in left "c" pillar)
Left seat belt sw
Left turn ind
Lf dr ajar sw sig
Logic
Low oil pressure ind
Low ref
Lr dr ajar sw sig
Lr turn sig lmps ctrl
Nca
Off
Park
Park brake sw sig
Park brake switch (lower left end of dash)
Passenger seat belt buckle (left side of passenger's seat)
Passenger seat belt switch
Pk lmp rly ctrl
Red
Rf dr ajar sw sig
Right rear door jamb switch (crew cab) (in right "c" pillar)
Right seat belt sw
Right turn ind
Rr dr ajar sw sig
Rr turn sig lmps ctrl
Run
Seat belt ind
Seats system
Start
Tbc fuse 10a
Underhood fuse block (left front side of engine compt)
W/ power seats
X204
X313
X314
X7 b2
X700
X800

WIPER/WASHER

Wiper/Washer Wiring Diagram for Chevrolet Colorado 2012

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List of elements for Wiper/Washer Wiring Diagram for Chevrolet Colorado 2012:

87a
A20
B10
Body control module (behind right kick panel)
F12
G105
Hi in
Hot at all times
Int
Jx105 (left side of engine compt)
Lo in
Mist
Nca
Off
Park out
Rap relay
Rap relay coil control
Red
Turn signal/ multi-function switch
Underhood fuse block (left front side of engine compt)
Washer switch
Windshield washer fluid pump (on washer fluid reservoir)
Windshield washer pump control
Windshield wiper motor (left rear of engine compt)
Windshield wiper motor park switch signal
Windshield wiper switch signal 1
Windshield wiper switch signal 2
Windshield wiper/ washer switch
Wiper switch
Wpr 2 relay
Wpr fuse 25a
Wpr relay
Wsw fuse 10a
X200
X204