Contents
The diagrams of relay, and fuse blocks of the GMC Yukon (2008), the location, purpose, and description of all blocks in the car are presented.
Diagrams shown for cars 2008
Instrument Panel Fuse Block GMC Yukon (2008)
The fuse block access door is on the driver’s side edge of the instrument panel.
| Fuses | Usage |
| 1 | Rear Seats |
| 2 | Rear Accessory Power Outlet |
| 3 | Steering Wheel Controls Backlight |
| 4 | Driver Door Module |
| 5 | Dome Lamps, Driver Side Turn Signal |
| 6 | Driver Side Turn Signal, Stoplamp |
| 7 | Instrument Panel Back Lighting |
| 8 | Passenger Side Turn Signal, Stoplamp |
| 9 | Passenger Door Module, Universal Home Remote System |
| 10 | Power Door Lock 2 (Unlock Feature) |
| 11 | Power Door Lock 2 (Lock Feature |
| 12 | Stoplamps, Center-High Mounted Stoplamp |
| 13 | Rear Climate Controls |
| 14 | Not Used |
| 15 | Body Control Module (BCM) |
| 16 | Accessory Power Outlets |
| 17 | Interior Lamps |
| 18 | Power Door Lock 1 (Unlock Feature) |
| 19 | Rear Seat Entertainment |
| 20 | Ultrasonic Rear Parking Assist, Power Liftgate |
| 21 | Power Door Lock 1 (Lock Feature) |
| 22 | Driver Information Center (DIC) |
| 23 | Rear Wiper |
| 24 | Not Used |
| 25 | Driver Seat Module, Remote Keyless Entry System |
| 26 | Not Used |
| Harnerss Connector | Usage |
| LT DR | Driver Door Harness Connection |
| BODY | Harness Connector |
| BODY | Harness Connector |
Center Instrument Panel Fuse Block (2008)
The center instrument panel utility block is located underneath the instrument panel, to the left of the steering column.
| Fuses | Usage |
| BODY 2 | Body Harness Connector 2 |
| BODY 1 | Body Harness Connector 1 |
| BODY 3 | Body Harness Connector 3 |
| HEADLINER 3 | Headliner Harness Connector 3 |
| HEADLINER 2 | Headliner Harness Connector 2 |
| HEADLINER 1 | Headliner Harness Connector 1 |
| BRAKE CLUTCH | Brake Clutch Harness Connector |
| SEO/UPFITTER | Special Equipment Option Upfitter Harness Connector |
| Circuit Breaker | Usage |
| CB1 | Passenger’s Side Power Window Circuit Breaker |
| CB2 | Passenger’s Seat Circuit Breaker |
| CB3 | Driver’s Seat Circuit Breaker |
| CB4 | Rear Sliding Window |
Underhood Fuse block (2008)
The underhood fuse/relay center is located in the rear of the engine compartment near the brake fluid reservoir.
| Fuses | Usage |
| 1 | Right Trailer Stop/Turn Lamp |
| 2 | Electronic Stability Suspension Control, Automatic Level Control Exhaust |
| 3 | Left Trailer Stop/Turn Lamp |
| 4 | Engine Controls |
| 5 | Engine Control Module, Throttle Control |
| 6 | Trailer Brake Controller |
| 7 | Front Washer |
| 8 | Oxygen Sensors |
| 9 | Anti-lock Brakes System 2 |
| 10 | Trailer Back-up Lamps |
| 11 | Driver’s Side Low-Beam Headlamp |
| 12 | Engine Control Module (Battery) |
| 13 | Fuel Injectors, Ignition Coils (Right Side) |
| 14 | Transmission Control Module (Battery) |
| 15 | Vehicle Back-up Lamps |
| 16 | Passenger’s Side Low-Beam Headlamp |
| 17 | Air Conditioning Compressor |
| 18 | Oxygen Sensors |
| 19 | Transmission Controls (Ignition) |
| 20 | Fuel Pump |
| 21 | Fuel System Control Module |
| 22 | Headlamp Washers |
| 23 | Rear Windshield Washer |
| 24 | Fuel Injectors, Ignition Coils (Left Side) |
| 25 | Trailer Park Lamps |
| 26 | Driver Park Lamps |
| 27 | Passenger Side Park Lamps |
| 28 | Fog Lamps |
| 29 | Horn |
| 30 | Passenger’s Side High-Beam Headlamp |
| 31 | Daytime Running Lamps |
| 32 | Driver’s Side High-Beam Headlamp |
| 33 | Daylight Running Lamps 2 |
| 34 | Sunroof |
| 35 | Key Ignition System, Theft Deterrent System |
| 36 | Windshield Wiper |
| 37 | SEO B2 Upfitter Usage (Battery) |
| 38 | Electric Adjustable Pedals |
| 39 | Climate Controls (Battery) |
| 40 | Airbag System (Ignition) |
| 41 | Amplifier |
| 42 | Audio System |
| 43 | Miscellaneous (Ignition), Rear Vision Camera, Cruise Control |
| 44 | Liftgate Release |
| 45 | Airbag System (Battery) |
| 46 | Instrument Panel Cluster |
| 47 | Power Take-Off |
| 48 | Auxiliary Climate Control (Ignition), Compass-Temperature Mirror |
| 49 | Center High-Mounted Stoplamp (CHMSL) |
| 50 | Rear Defogger |
| 51 | Heated Mirrors |
| 52 | SEO B1 Upfitter Usage (Battery) |
| 53 | Cigarette Lighter, Auxiliary Power Outlet |
| 54 | Automatic Level Control Compressor Relay, SEO Upfitter Usage |
| 55 | Climate Controls (Ignition) |
| 56 | Engine Control Module, Secondary Fuel Pump (Ignition) |
| J-Case Fuses | Usage |
| 60 | Cooling Fan 1 |
| 61 | Antilock Brake System 1 |
| 62 | Starter |
| 63 | Stud 2 (Trailer Brakes) |
| 64 | Left Bussed Electrical Center 1 |
| 65 | Electric Running Boards |
| 66 | Heated Windshield Washer System |
| 67 | Four-Wheel Drive System |
| 68 | Stud 1 (Trailer Connector Battery Power) |
| 69 | Mid-Bussed Electrical Center 1 |
| 70 | Climate Control Blower |
| 71 | Power Liftgate Module |
| 72 | Left Bussed Electrical Center 2 |
| Relays | Usage |
| FAN HI | Cooling Fan High Speed |
| FAN LO | Cooling Fan Low Speed |
| ENG EXH VLV | Not Used |
| FAN CNTRL | Cooling Fan Control |
| HDLP LO/HID | Low-Beam Headlamp |
| FOG LAMP | Front Fog Lamps |
| A/C CMPRSR | Air Conditioning Compressor |
| STRTR | Starte |
| PWR/TRN | Powertrain |
| FUEL PMP | Fuel Pump |
| PRK LAMP | Parking Lamps |
| REAR DEFOG | Rear Defogge |
| RUN/CRANK | Switched Power |
May Be Useful:
- GMC Terrain — Fuses Box Diagram (from 2017)
- GMC Topkick — Fuses Box Diagram (2006)
- GMC Yukon — Fuses Box Diagram (2009 — 2014)
- GMC Terrain — Fuses Box Diagram (2013 — 2016)
The purpose, and pinout elements in GMC Yukon (2008) may vary depending on the configuration, model, and year of manufacture, and if some electrical device in your car has stopped working, then the cause may be a blown fuse that must be replaced to solve the problem.