GMC Sierra (2009 – 2013) – fuse box diagram
Year of production: 2009, 2010, 2011, 2012, 2013
Instrument Panel Fuse Block
The instrument panel fuse block access door is located on the driver's side edge of the instrument panel.
GMC Sierra – fuse box – 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's Side Turn Signal |
| 6 | Driver Side Turn Signal, Stoplamp |
| 7 | Instrument Panel Back Lighting |
| 8 | Passenger Side Turn Signal, Stoplamp |
| 9 | Universal Home Remote |
| 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 | Power Mirror |
| 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 |
| 21 | Power Door Lock 1 (Lock Feature) |
| 22 | Driver Information Center (DIC) |
| 23 | Not Used |
| 24 | Not Used |
| 25 | Driver Seat Module, Remote Keyless Entry System |
| 26 | Driver Power Door Lock (Unlock Feature) |
| Circuit Breaker | Usage |
| LT DR | Driver's Side Power Window Circuit Breaker |
| Harness Connector | Usage |
| LT DR | Driver's Door Harness Connection |
| BODY | Harness Connector |
| BODY | Harness Connector |
Center Instrument Panel Fuse Block
The center instrument panel fuse block is located underneath the instrument panel, to the left of the steering column.
GMC Sierra – fuse box – central instrument panel | Harness Connector | 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 |
| 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
The underhood fuse block is located in the engine compartment, on the driver's side of the vehicle.
GMC Sierra – fuse box – engine compartment | 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 | Not Used |
| 23 | Not Used |
| 24 | Fuel Injectors, Ignition Coils (Left Side) |
| 25 | Trailer Park Lamps |
| 26 | Driver's Side Park Lamps |
| 27 | Passenger's 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 | Daytime Running Lights 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), Cruise Control |
| 44 | Not Used |
| 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 | Usage |
| 57 | Cooling Fan 1 |
| 58 | Nit Used |
| 59 | Heavy Duty Anti-lock Brake System |
| 60 | Cooling Fan 2 |
| 61 | Anti-lock Brake System 1 |
| 62 | Starter |
| 63 | Stud 2 (Trailer Brakes) |
| 64 | Left Bussed Electrical Center 1 |
| 65 | Not Used |
| 66 | Heated Windshield Washer System |
| 67 | Four-Wheel Drive System |
| 68 | Stud 1 (Trailer Connector Battery Power) (Optional – 40A Fuse Required) |
| 69 | Mid-Bussed Electrical Center 1 |
| 70 | Climate Control Blower |
| 71 | Not Used |
| 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 | Starter |
| PWR/TRN | Powertrain |
| FUEL PMP | Fuel Pump |
| PRK LAMP | Parking Lamps |
| REAR DEFOG | Rear Defogger |
| RUN/CRANK | Switched Power |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
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