The Chevrolet Colorado (2012-2022) is a midsize pickup truck known for its versatility and capability. Its electrical system is protected and managed through fuses and relays, ensuring the smooth operation of various components.

The fuse box is located both in the engine compartment and inside the cabin. The engine compartment fuse box manages critical systems such as the engine control, headlights, and cooling fans. The cabin fuse box handles lower-power components like the infotainment system, power windows, and interior lights. If any circuit experiences an overload, the fuse will blow, cutting power to prevent damage.

Relays in the Colorado act as switches that control high-power systems, including the fuel pump, starter motor, and air conditioning system. These relays allow low-power circuits to operate high-current devices safely. If a relay fails, it can result in key components malfunctioning, such as the engine failing to start or the cooling fan not running.

Regular inspection and maintenance of the fuses and relays are essential for preventing electrical issues and ensuring that critical systems function properly in the Chevrolet Colorado.

MUST READ: DYI – How to Check Car Fuses?

(2012-2022) Chevrolet Colorado fuse box and relay with Diagram

WARNING

  • Never replace a fuse with one that has a higher amperage rating.
  • A fuse with a too-high amperage could damage the electrical part and cause a fire.
  • On no account should fuses be repaired (e.g. patched up with tin foil or wire) as this may cause serious damage elsewhere in the electrical circuit or cause a fire.
  • If a fuse blows repeatedly, do not keep replacing it. Instead, have the cause for the repeated short circuit or overload tracked and fixed.
  • Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.

Chevrolet Colorado 2012-2022 fuse assignment

  • Cigar lighter / power outlet fuses are the fuses F39 (Auxiliary Power Outlet 2), F40 (Auxiliary Power Outlet, if equipped), F41 (Auxiliary Power Outlet 1/Lighter), and F44 (Auxiliary Power Outlet, if equipped) in the Instrument panel fuse box.

Year of production: from 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022

Fuse box location

Instrument Panel

The location of the fuses in the passenger compartment: Chevrolet Colorado (2012-2019)
The location of the fuses in the passenger compartment: Chevrolet Colorado (2012-2019)

The instrument panel fuse box is located under the glowe box, behind the passenger side cowl side trim panel.

Engine Compartment

The location of the fuses in the engine compartment: Chevrolet Colorado (2012-2019)
The location of the fuses in the engine compartment: Chevrolet Colorado (2012-2019)

The fuse box is located in the engine compartment (on the driver’s side).

Fuse box diagrams

2015, 2016

Instrument Panel
Instrument panel fuse box diagram: Chevrolet Colorado (2015, 2016)
Instrument panel fuse box diagram: Chevrolet Colorado (2015, 2016)

Assignment of the fuses and relay in the Instrument Panel (2015, 2016)

Usage
Micro Fuse (2 Pin)
F01Body Control Module 1
F04Steering Wheel Controls
F05Body Control Module 2
F08Mirror Window Module
F09Instrument Cluster
F10Not Used
F11Body Control Module 8
F12Not Used
F14Radio/HMI
F15Body Control Module 6
F16Not Used
F17Body Control Module 4
F19Not Used
F20Amplifier (if equipped)
F21Not Used
F22Not Used
F24Heating, Ventilation, and Air Conditioning Ignition
F25Body Control Module 7
F26Not Used
F27Not Used
F29Miscellaneous Ignition
F31Front Camera
F32Steering Wheel Controls Backlighting
F34Not Used
F35Park, Reverse, Neutral, Drive, Low
F36Discrete Logic Ignition Sensor
F38Not Used
Micro Fuse (3 Pin)
F13OnStar/Heating, Ventilation, and Air Conditioning
F18Airbag
F23Data Link Connector/USDB
F28Instrument Panel/ Sensing and Diagnostic Module Ignition
F33Not Used
Micro J-Case Fuse
F02Not Used
F03Not Used
F06Not Used
F07Not Used
F39Auxiliary Power Outlet 2
F41Auxiliary Power Outlet 1/Lighter
F42Left Power Window
F43Driver Power Seat
F45Right Power Window
F46Passenger Power Seat
J-Case Fuse
F30Not used
F40Auxiliary Power Outlet
F44Auxiliary Power Outlet
Mini Fuse (2 Pins)
F37Not Used
Micro Relay
K1Retained Accessory Power/Accessory
K2Run/Crank
Engine Compartment
Under-hood fuse box diagram: Chevrolet Colorado (2015, 2016)
Under-hood fuse box diagram: Chevrolet Colorado (2015, 2016)

Assignment of the fuses and relay in the Engine Compartment (2015, 2016)

Usage
Mini Fuses (2 pin)
F01Traction Control Module Power
F02Engine Control Module Power
F03Air Conditioning Compressor Clutch
F04Not Used
F05Fuel Module Ignition
F07Cargo Lamp
F08Fuel Injectors – Even
F09Fuel Injectors – Odd
F10Engine Control Module
F11Miscellaneous 1 Ignition
F13Traction Control Module
F14Not Used
F15Not Used
F16Not Used
F17Front Axle Actuator
F18Not Used
F19Aeroshutters
F20Not Used
F23Not Used
F29Not Used
F30Heated Seat Power 1
F31Not Used
F32Heated Seat Power 2
F33Body Control Module 3
F34Fuel System Control Module
F35Not Used
F36Center High Mounted Stop Lamp
F37Right High-Beam Headlamp
F38Left High-Beam Headlamp
F39Not Used
F40Not Used
F46Not Used
F47Miscellaneous 2 Ignition
F48Fog Lamps (If Equipped)
F49Not Used
F50Trailer Park Lamps
F51Horn
F52Not Used
F53Not Used
F54Not Used
F55Not Used
F56Washer Pump
F57Not Used
F58Not Used
F60Mirrors Defogger
F61Not Used
F62Canister Vent Solenoid
F63Not Used
F64Trailer Reverse Lamp
F65Left Trailer Stop/ Turn Lamps
F66Right Trailer Stop/ Turn Lamps
F67Electric Power Steering
F68Not Used
F69Battery Regulated Voltage Control
F70Not Used
F71Not Used
J-Case Fuses (Low Profile)
F06Wipers
F12Starter
F21Front Blower
F22Antilock Brake System Valves
F24Trailer
F25Transfer Case Electronic Control
F26Antilock Brake System Pump
F27Trailer Brake Control Module
F28Rear Window Defogger
F41Not Used
F42Not Used
F43Cooling Fan
F44Not Used
F45Brake Vacuum Pump
F59Not Used
Midi Fuses
F72Not Used
F73Not Used
F74Generator
F75Not Used
Micro relays
K01Air Conditioning Compressor Clutch
K02Starter
K03Not Used
K04Wipers Speed
K05Wipers Control
K06Cargo Lamp
K08Not Used
K09Not Used
K10Not Used
K11Center High Mounted Stop Lamp
K12Not Used
K13Vacuum Pump
K14Park Lamps
Mini Relays
K07Powertrain
K15Run/Crank
K17Rear Window Defogger
Solid State Relay
K16Not Used

2017

Instrument Panel
Instrument panel fuse box diagram: Chevrolet Colorado (2017)
Instrument panel fuse box diagram: Chevrolet Colorado (2017)

Assignment of the fuses and relay in the Instrument Panel (2017)

Usage
Fuses
F1Body Control Module 1
F2
F3
F4Steering Wheel Controls
F5Body Control Module 2
F6
F7
F8Mirror Window Module
F9Instrument Cluster
F10
F11Body Control Module 8
F12
F13OnStar/HVAC
F14Radio/HMI
F15Body Control Module 6
F16Communication gateway module
F17Body Control Module 4
F19
F20Amplifier (if equipped)
F21
F22
F23Data link connector/USB
F24HVAC ignition
F25Body Control Module 7
F26
F27
F28Instrument panel/Sensing and diagnostic module/Ignition
F29Miscellaneous Ignition
F30
F31Front Camera
F32Steering wheel controls backlighting
F33Heated steering wheel
F34Front ventilated seats
F35Park/Reverse/Neutral/Drive/Low/Wireless charging module
F36Discrete Logic Ignition Sensor
F37
F38
F39Auxiliary power outlet 2
F40Auxiliary power outlet
F41Auxiliary power outlet 1/Lighter
F42Left power window
F43Driver power seat
F44
F45Right power window
F46Passenger power seat
Micro Relay
K1Retained accessory power
K2Run/Crank
Engine Compartment
Under-hood fuse box diagram: Chevrolet Colorado (2017)
Under-hood fuse box diagram: Chevrolet Colorado (2017)

Assignment of the fuses and relay in the Engine Compartment (2017)

Usage
Mini Fuses (2 pin)
F01Traction Control Module Power
F02Engine Control Module Power
F03A/C Clutch
F04
F05Engine control module/Integrated chassis control module/Fuel pump power module
F06Wipers
F07Cargo lamp/Bed lighting (if equipped)
F08Fuel Injectors – Even
F09Fuel Injectors – Odd
F10Engine Control Module 1
F11Miscellaneous 1 / Ignition
F12Starter
F13Traction Control Module
F14
F15
F16
F17Front Axle Actuator
F18
F19Aeroshutters
F20
F21Front blower
F22Antilock brake system valves
F23
F24Trailer
F25Transfer case electronic control
F26Antilock brake system pump
F27Trailer brake control module
F28Rear window defogger
F29
F30Driver heated seat
F31
F32Passenger heated seat
F33Body Control Module 3
F34Fuel System Control Module
F35Integrated chassis control module (if equipped)
F36Center high-mounted stoplamp
F37Right high-beam headlamp
F38Left high-beam headlamp
F39
F40
F41
F42
F43Cooling fan
F44Vacuum pump
F45
F46Engine control module 2
F47Miscellaneous 2/Ignition
F48Fog Lamps (If Equipped)
F49
F50Trailer Park Lamps
F51Horn
F52
F53
F54
F55
F56Washer Pump
F57
F58
F60Mirrors Defogger
F61
F62Canister Vent Solenoid
F63
F64Trailer Reverse Lamp
F65Left trailer stoplamp/Turn signal lamps
F66Right trailer stoplamp/Turn signal lamps
F67Electric Power Steering
F68
F69Battery Regulated Voltage Control
F70
F71
F72
F73
F74Generator
F75
Relays
K1A/C clutch
K2Starter
K3
K4Wipers Speed
K5Wipers Control
K6Cargo lamp/Bed lighting (if equipped)
K7Powertrain
K8
K9
K10
K11Center high-mounted stoplamp
K12Vacuum pump
K13Vacuum pump
K14Trailer parking lamps
K15Run/Crank
K16
K17Rear window defogger

2018

Instrument Panel
Instrument panel fuse box diagram: Chevrolet Colorado (2018-..)
Instrument panel fuse box diagram: Chevrolet Colorado (2018-..)

Assignment of the fuses and relay in the Instrument Panel (2018)

Usage
Fuses
F1Body Control Module 1
F2
F3
F4Steering Wheel Controls
F5Body Control Module 2
F6
F7
F8Mirror Window Module
F9Instrument Cluster
F10
F11Body Control Module 8
F12
F13OnStar/HVAC
F14Radio/Infotainment
F15Body Control Module 6
F16Communication gateway module
F17Body Control Module 4
F18Airbag
F19
F20Amplifier (if equipped)
F21
F22
F23Data link connector/USB
F24HVAC ignition
F25Body Control Module 7
F26
F27
F28Instrument panel/Sensing and diagnostic module/Ignition
F29Miscellaneous Ignition
F30
F31Front Camera
F32Steering wheel controls backlighting
F33Heated steering wheel
F34Front ventilated seats
F35Park/Reverse/Neutral/Drive/Low/Wireless charging module
F36Discrete Logic Ignition Sensor
F37
F38
F39Auxiliary power outlet 2
F40Auxiliary power outlet
F41Auxiliary power outlet 1/Lighter
F42Left power window
F43Driver power seat
F44
F45Right power window
F46Passenger power seat
Micro Relay
K1Retained accessory power
K2Run/Crank
Engine Compartment
Under-hood fuse box diagram: Chevrolet Colorado (2018-..)
Under-hood fuse box diagram: Chevrolet Colorado (2018-..)

Assignment of the fuses and relay in the Engine Compartment (2018)

Usage
Mini Fuses (2 pin)
F01Traction Control Module Power
F02Engine Control Module Power
F03A/C Clutch
F04
F05Engine control module/Integrated chassis control module/Fuel pump power module
F06Wipers
F07Cargo lamp/Bed lighting (if equipped)
F08Fuel Injectors – Even
F09Fuel Injectors – Odd
F10Engine Control Module 1
F11Miscellaneous 1 / Ignition
F12Starter
F13Traction Control Module
F14
F15
F16
F17Front Axle Actuator
F18
F19
F20
F21Front blower
F22Antilock brake system valves
F23
F24Trailer
F25Transfer case electronic control
F26Antilock brake system pump
F27Trailer brake control module (if equipped)/Trailer wiring
F28Rear window defogger
F29
F30Driver heated seat
F31
F32Passenger heated seat
F33Body Control Module 3
F34Fuel System Control Module
F35Integrated chassis control module (if equipped)
F36Center high-mounted stoplamp
F37Right high-beam headlamp
F38Left high-beam headlamp
F39Rear differential lock actuators (ZR2 only)
F40Front differential lock actuators (ZR2 only)
F41
F42
F43
F44Vacuum pump
F45
F46Engine control module 2
F47Miscellaneous 2/Ignition
F48Fog Lamps (If Equipped)
F49
F50Trailer Park Lamps
F51Horn
F52
F53
F54
F55
F56Washer Pump
F57
F58
F59
F60Mirrors Defogger
F61
F62Canister Vent Solenoid
F63
F64Trailer Reverse Lamp
F65Left trailer stoplamp/Turn signal lamps
F66Right trailer stoplamp/Turn signal lamps
F67Electric Power Steering
F68
F69Battery Regulated Voltage Control
F70
F71
F72
F73
F74Generator
F75
Relays
K1A/C clutch
K2Starter
K3
K4Wipers Speed
K5Wipers Control
K6Cargo lamp/Bed lighting (if equipped)
K7Powertrain
K8
K9Front differential lock actuators (ZR2 only)
K10Rear differential lock actuators (ZR2 only)
K11Center high-mounted stoplamp
K12Vacuum pump
K13
K14Trailer parking lamps
K15Run/Crank
K16
K17Rear window/Mirror defogger

2019, 2020, 2021

Instrument Panel
Instrument panel fuse box diagram: Chevrolet Colorado (2018, 2019, 2020)
Instrument panel fuse box diagram: Chevrolet Colorado (2018, 2019, 2020)

Assignment of the fuses and relay in the Instrument Panel (2019, 2020, 2021)

Usage
F1Run/Crank relay control/ Horn switch/Dome lamps
F2
F3
F4Steering wheel controls
F5Left headlamp low beam/ Front left park lamp/Left front side marker/Left rear side marker
F6
F7
F8Mirror window module
F9Instrument panel cluster
F10
F11Door latches
F12
F13OnStar/HVAC
F14Radio/Infotainment
F15RAP accessory relay control/Shifter control/ Shifter solenoid/Wiper relay control/Washer pump relay control/Rear defog relay control
F16CGM (Communication gateway module)
F17Left rear side marker/ Right front turn lamp/Left rear stop lamp/Left front turn lamp/Right rear stop lamp
F18Airbag/Sensing and diagnostic module/ Automatic occupant sensing module
F19
F20Amplifier
F21
F22
F23Data link connector/USB front
F242019: HVAC ignition.
2020-2021: HVAC ignition/ Auxiliary heater
F25Driver door latch
F26
F27
F28Instrument panel cluster and automatic sensing display
F29Rear vision camera/ Transfer case control module (4WD)/lnside rear view
F30
F31Front camera/Rear park assist
F32Steering wheel controls backlighting
F332019-2020: Heated steering wheel/ Spare
2021: Heated steering wheel/ Communication gateway module ignition
F342019: Spare.
2020-2021: Front ventilated seats
F35Park/Reverse/Neutral/ Drive/Low display/ Wireless charging module/USB rear
F36Discrete logic ignition sensor
F37
F38_
F39Auxiliary power outlet 2
F40
F41Auxiliary power outlet 1/ Cigarette lighter
F42Left power window
F43Driver power seat
F44Auxiliary power outlet
F45Right power window
F46Passenger power seat
Relays
K1Retained accessory power
K2Run/Crank
K3
Engine Compartment
Under-hood fuse box diagram: Chevrolet Colorado (2018, 2019, 2020)
Under-hood fuse box diagram: Chevrolet Colorado (2018, 2019, 2020)

Assignment of the fuses and relay in the Engine Compartment (2019, 2020, 2021)

Usage
F1Traction control module power
F2Engine control module power
F3Air conditioning clutch
F4
F5Engine control module/ Integrated chassis control module/Fuel pump power module
F6Wipers
F7Cargo lamp/Bed lighting
F8Fuel injectors-even
F9Fuel injectors-odd
F10Engine control module ignition 1
F11Oxygen/Mass air flow/ Humidity/lnduction air temperature/Throttle inlet pressure sensors
F12Starter
F13Traction control module
F14
F15
F16
F17Front axle actuator
F18
F19Aeroshutters
F20
F21Front blower
F22Antilock brake system valves
F23
F24Trailer
F25Transfer case electronic control
F26Antilock brake system pump
F272019: Trailer brake control module.
2020-2021: Trailer brake control module/Trailer wiring
F28Rear window defogger
F29
F30Driver heated seat
F31
F32Passenger heated seat
F33Right headlamp low beam/FRT right park lamp/Right front side marker/Right rear side marker
F34Fuel pump power module
F35Integrated chassis control module
F36Center high-mounted stoplamp
F37Right high-beam headlamp
F38Left high-beam headlamp
F39Rear differential lock actuators
F40Front differential lock actuators
F41
F42
F43
F44
F45Vacuum pump
F46Engine control module ignition 2
F47Mid park phase lock/ Active fuel management/Engine oil and canister purge solenoid(s)/Oxygen sensor//Engine thermostat heater
F48Fog lamps
F49
F50Trailer parking lamps
F51Horn
F52
F53
F54
F55
F56Washer pump
F57
F58
F59
F60Mirrors defogger
F61
F62Canister vent solenoid
F63
F64Trailer reverse lamp
F65Left trailer stoplamp/ Turn signal lamps
F66Right trailer stoplamp/ Turn signal lamps
F67Electric power steering
F68
F69Battery regulated voltage control
F70
F71
F72
F73
F74Generator
F75
Relays
K1Air conditioning clutch
K2Starter
K3
K4Wipers speed
K5Wipers control
K6Cargo lamp/Bed lighting
K7Powertrain
K8
K92019: Rear differential lock actuators.
2020-2021: Front differential lock actuators
K102019: Front differential lock actuators.
2020-2021: Rear differential lock actuators
K11Center high-mounted stoplamp
K12
K13Vacuum pump
K14Trailer parking lamps
K15Run/Crank
K16
K17Rear window/Mirror defogger

2022

Instrument Panel
Instrument panel fuse box diagram: Chevrolet Colorado (2018, 2019, 2020)
Instrument panel fuse box diagram: Chevrolet Colorado (2018, 2019, 2020)

Assignment of the fuses and relay in the Instrument Panel Fuse Box (2022)

Usage
F1Body Control Module 1 – Indicator Dimming Control, Retained Accessory Power (RAP) Relay Coil Control, Rear License Lamp Supply Voltage, Windshield Washer Relay Control, Run/ Crank Relay Coil Control, Cruise/Electronic Torque Control/Torque Converter Clutch Brake Signal, Run Ignition 3 Voltage
F2
F3
F4Steering Wheel Controls
F5Body Control Module 2 – Interior Lamp Control, Accessory Voltage (1), Backup Lamp Relay Control, Park Lock Solenoid Control, Trailer Brake Apply Signal
F6
F7
F8Mirror Window Module
F9Instrument Panel Cluster
F10
F11Body Control Module 8 – Door Lock Actuator Lock Control 2, Door Lock Control (2), Door Lock Actuator Unlock Control
F12
F13OnStar/HVAC
F14Radio/ Infotainment
F15Body Control Module 6 – LED Backlight Dimming Control, Interior Lamps, Lights Exterior Reverse/Backup Lamps Direct Drive, Stop Lamp Relay Coil Supply Voltage
F16Communication Gateway Module
F17Body Control Module 4 – Left Headlamp Low Beam Supply Voltage, Right Park Lamp Supply Voltage, Left Rear Stop Lamp Supply Voltage, Right Rear Park Lamp Supply Voltage
F18Airbag/Sensing and Diagnostic Module/ Automatic Occupant Sensing Module
F19
F20Amplifier
F21
F22
F23Data Link Connector/ USB Front
F24HVAC Ignition/Auxiliary Heater
F25Body Control Module 7 – Right Rear Stop Lamp Supply Voltage, Left Front Turn Signal Lamp Supply Voltage, Standing Lamp Relay Control
F26
F27
F28Instrument Panel Cluster/ Automatic Occupant Sensing Display
F29Rear Vision Camera/Transfer Case Control Module (4WD)/Inside Rear View Mirror
F30
F31Front Camera/Rear Park Assist
F32Steering Wheel Controls Backlighting
F33Heated Steering Wheel/ Communication Gateway Module Ignition
F34Front Vented Seats
F35Park/Reverse/Neutral/ Drive/Low Display/Wireless Charging Module/USB Rear
F36Discrete Logic Ignition Sensor
F37
F38
F39Auxiliary Power Outlet 2
F40
F41Auxiliary Power Outlet 1/Cigarrette Lighter
F42Left Power Window
F43Driver Power Seat
F44Auxiliary Power Outlet
F45Right Power Window
F46Passenger Power Seats
Relays
K1Retained Accessory Power
K2Run/Crank
K3
Engine Compartment
Under-hood fuse box diagram: Chevrolet Colorado (2018, 2019, 2020)
Under-hood fuse box diagram: Chevrolet Colorado (2018, 2019, 2020)

Assignment of the fuses and relay in the Engine Compartment Fuse Box (2022)

Usage
F1Traction Control Module Power
F2Engine Control Module Power
F3Air Conditioning Clutch
F4
F54 CYL Engine – Engine Control Module Run/Crank / Fuel Pump Power Module Run Crank
6 CYL Engine – Integrated Chassis Control Module Run/Crank / Engine Control Module Run/Crank / Fuel Pump Power Module Run Crank
F6Front Wipers
F7Cargo Lamp/Bed Lighting
F84 CYL Engine – Spare
6 CYL Engine – Fuel Injectors Even
F94 CYL Engine – Injectors
6 CYL Engine – Fuel Injectors Odd
F10Engine Control Module Ignition
F11Oxygen/Mass Air Flow/Humidity/Induction Air Temperature/Throttle Inlet Pressure Sensors
F12Starter
F1BTraction Control Module Run/Crank
F14
F15
F16
F17Front Axle Actuator
F18
F19Aeroshutters
F20
F21Front Blower
F22Antilock Brake System Valves
F23
F24Trailer
F25Transfer Case Electronic Control
F26Antilock Brake System Pump
F27Trailer Brake Control Module
F28Rear Window Defogger
F29
F30Driver Heated Seat
F31
F32Passenger Heated Seat
F33Body Control Module 3 – Right Headlamp Low Beam Supply Voltage, Right Front Turn Signal Lamp Supply Voltage, Left Park Lamp Supply Voltage, Left Rear Park Lamp Supply Voltage
F34Fuel Pump Power Module
F354 CYL Engine – Not Used
6 CYL Engine – Integrated Chassis Control Module
F36Center High Mounted Stoplamp
F37Right High-beam Headlamp
F38Left High-beam Headlamp
F394 CYL Engine – Not Used
6 CYL Engine – Not Used
6 CYL Engine BISON – Rear Differential Lock Actuators
F404 CYL Engine – Not Used
6 CYL Engine – Not Used
6 CYL Engine BISON – Front Differential Lock Actuators
F41
F42
F434 CYL Engine – Cooling Fan
6 CYL Engine – Not Used
F44
F454 CYL Engine – Not Used
6 CYL Engine – Brake Vacuum Pump
F464 CYL Engine – Not Used
6 CYL Engine – Engine Control Module 2
F47Mid Park Phase Lock/Active Fuel Management/Engine Oil and Canister Purge Solenoid(s)/ Oxygen Sensor
F48Fog lamps
F49
F50Trailer Parking Lamp
F51Horn
F52
F5B
F54
F55
F56Washer Pump
F57
F58
F59
F60Mirror Defogger
F61
F62Canister Vent Solenoid
F6B
F64Trailer Reverse Lamps
F65Left Trailer Stoplamp/ Turnlamp
F66Right Trailer Stoplamp/ Turnlamp
F67Electric Power Steering
F68
F69Battery Regulated Voltage Control
F70
F71
F72
F73
F74Generator
F75
Relays
K1Air Conditioning Clutch
K2Starter
KB
K4Wiper Speed
K5Wiper Control
K6Cargo Lamp/Bed Lighting
K7Powertrain
K8
K94 CYL Engine – Not Used
6 CYL Engine – Not Used
6 CYL Engine BISON – Front Differential Lock Actuators
K104 CYL Engine – Not Used
6 CYL Engine – Not Used
6 CYL Engine BISON – Front Differential Lock Actuators
K11Center High Mounted Stop Lamp
K12
K134 CYL Engine – Not Used
6 CYL Engine – Brake Vacuum Pump
K14Trailer Park Lamps
K15Run/Crank
K16
K17Rear Window/ Mirror Defogger

Conclusion

For owners and enthusiasts of classic Chevrolet Colorado 2012-2022, understanding the fuse box and relay systems is essential for vehicle maintenance. Regular inspection and maintenance of these components helped ensure the vehicle’s longevity and reliability, preserving its status as a symbol of Chevrolet’s craftsmanship and innovation in the automotive industry during that era.

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