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Pontiac G8 (2008) Fuse Box Diagram

avatar Jonathan Yarden Oct 22, 2021 · 5 min. read

In this article you will find a description of fuses and relays Pontiac, with photos of block diagrams and their locations. Highlighted the cigarette lighter fuse (as the most popular thing people look for).
Get tips on blown fuses, replacing a fuse, and more.

Year of production: 2008

Instrument Panel Fuse Block

The instrument panel fuse block is located on the end of the instrument panel, on the driver side of the vehicle.

Pontiac G8 - fuse box - instrument panel

Fuses Usage
F1 Airbag
F2 Trunk Release
F3 Door Locks
F4 Inadvertent Power LED
F5 Courtesy/Turn Signal Lamps/Front Passenger Turn Signal
F6 Rear and Side Passenger Side Turn Signal
F7 Spare
F8 Driver Side Turn Signal
F9 Body Control Module
F10 Stoplamps
F11 Interior Lamps
F12 Discrete Logic Ignition Sensor/Theft Deterrent System
F13 Rear Cigarette Lighter
F14 Auxiliary Power
F15 Outside Rearview Mirrors
F16 Sunroof/Automatic Transmission Shift Lock
F17 Sunroof
F18 Automatic Occupant Sensor
F19 Driver Side Heated Seat
F20 Passenger Side Heated Seat
F21 Daytime Running Lamps
F22 Front Cigarette Lighter
F23 Steering Wheel Controls Backlighting
F24 Power Window
FUSE PULLER Fuse Puller

 

Circuit Breakers Usage
B1 Spare
B2 Power Windows
B3 Power Seats
B4 Spare

 

Relayss Usage
R1 Retain Accessory Power 1
R2 Door Locks
R3 Passenger Side Door Lock
R4 Spare
R5 Trunk Release
R6 Driver Side Lock
R7 Retain Accessory Power 2
R8 Accessory
R9 Blower
R10 Spare
R11 Daytime Running Lamps
R12 Fuel Pump

Engine Compartment Fuse Block

To open the fuse block cover, remove the clip on cover.

Pontiac G8 - fuse box - engine compartment

Fuses Usage
FL1 Spare
FL2 Rear Defog
FL3 ABS Motor
FL4 Battery Main 3
FL5 Battery Main 1
FL6 Spare
FL7 Battery Main 2
FL8 Starter
FL9 HVAC Blower Motor
FL10 Fan 1 Engine Cooling (Right)
FL11 Spare
F12 Fan 2 Engine Cooling (Left)
F1 Comm Enable
F2 HVAC Battery
F3 Back-up Lamp
F4 Fog Lamps (Front)
F5 ABS Valves
F6 Spare
F8 Horn
F9 Transmission Control Module
F10 Driver Side Low-Beam Headlamp
F11 Spare
F12 Passenger Side Low-Beam Headlamp
F13 Spare
F14 Spare
F15 Front Wiper
F16 Spare
F17 Theft Horn
F18 Spare
F19 Passenger Side High-Beam Headlamp
F20 Spare
F21 Windshield Washer
F22 Canister Vent Solenoid
F23 Driver Side High-Beam Headlamp
F24 Spare
F25 Reverse Lockout
F26 Spare
F27 Spare
F28 Engine Control Module 1
F29 Even Coils/Injectors
F30 Spare
F31 Spare
F32 Emission 2
F33 Emission 1
F34 Spare
F35 Odd Coils/Injectors
F36 Spare
F37 HVAC Ignition
F38 Heated Seats/ OnStar® Ignition
F39 Engine Ignition
F40 Airbags
F41 Spare
F42 Passenger Side Park Lamp
F43 Driver Side Park Lamp
FUSE PULLER Fuse Puller

 

Relays Usage
R1 Spare
R2 Comm Enable
R3 Spare
R4 Back-up Lamps
R5 Fog Lamp
R6 Low-Beam Headlamps
R7 Spare
R8 Defogger
R9 Windshield Wiper High
R10 Windshield Wiper Low
R11 High-Beam Headlamps
R12 Crank
R13 Powertrain
R14 Ignition Main
R15 Windshield Wiper
R16 Horn
R17 Fan 1 (Engine Cooling)
R18 Parking Lamps
R19 Fan 2 (Engine Cooling)
R20 Fan 3 (Engine Cooling)

Rear Compartment Fuse Block

The rear compartment fuse block is located on the left side of the trunk behind a cover.

Pontiac G8 - fuse box - rear compartment

Fuses Usage
F1 Spare
F2 Amplifier
F3 XM Radio™
F4 Radio
F5 Instrument/Display/ Remote Function Actuator/Data Link Connection
F6 Spare
F7 Spare
F8 OnStar™
F9 Spare
F10 ECM Battery
F11 Regulated Voltage Control Sensor
F12 Fuel Pump

 

Relays Usage
R1 Spare
R2 Spare

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and marke

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