GMC Sierra (2007 – 2013) Fuse Box Location and Diagrams
Access 2007–2013 GMC Sierra fuse box diagrams and locations. This blog helps you identify fuse operations, troubleshoot electrical faults, and understand fuse panel layouts for Sierra maintenance and rapid solutions.
Fuse Box Locations
Passenger Compartment Fuse Box
The instrument panel fuse block access door is located on the driver side edge of the instrument panel.
Center Instrument Panel Fuse Block
The center instrument panel fuse block is located underneath the instrument panel, to the left of the steering column.
Engine Compartment Fuse Box
The fusebox is located in the engine compartment, on the driver side of the vehicle.
Passenger Compartment Fuse Box Diagram
GMC Sierra (2007)
Fuses | Usage |
RR WPR | Not Used |
SEO ACCY | Special Equipment Option Accessory |
WS WPR | Windshield Wipers |
TBC ACCY | Truck Body Controller Accessory |
IGN 3 | Ignition, Heated Seats |
4WD | Four-Wheel Drive System, Auxiliary Battery |
HTR A/C | Climate Control System |
LOCK (Relay) | Power Door Lock Relay (Lock Function) |
HVAC 1 | Climate Control System |
LT DR | Driver’s Door Harness Connection |
CRUISE | Cruise Control, Power Take Off (PTO) |
UNLCK (Relay) | Power Door Lock Relay (Unlock Function) |
RR FOG LP | Not Used |
BRAKE | Anti-Lock Brake System |
DRIVER UNLCK | Power Door Lock Relay (Driver’s Door Unlock Function) |
IGN 0 | TCM |
TBC IGN 0 | Truck Body Controller |
VEH CHMSL | Vehicle and Trailer High Mounted Stoplamp |
LT TRLR ST/TRN | Left Turn Signal/Stop Trailer |
LT TRN | Left Turn Signals and Sidemarkers |
| VEH STOP | Vehicle Stoplamps, Brake Module, Electronic Throttle Control Module |
RT TRLR ST/TRN | Right Turn Signal/Stop Trailer |
RT TRN | Right Turn Signals and Sidemarkers |
BODY | Harness Connector |
DDM | Driver Door Module |
AUX PWR 2, M/GATE | Not Used |
LCKS | Power Door Lock System |
ECC, TPM | Tire Pressure Monitoring System |
TBC 2C | Truck Body Controller |
HAZRD | Flasher Module |
CB LT DRS | Left Power Windows Circuit Breaker |
TBC 2B | Truck Body Controller |
TBC 2A | Truck Body Controller |
GMC Sierra (2008)
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 | 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 Side Power Window Circuit Breaker |
Harness Connector | Usage |
LT DR | Driver Door Harness Connection |
BODY | Harness Connector |
BODY | Harness Connector |
GMC Sierra (2009 to 2013)
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, Driver Unlock |
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, Power Liftgate |
21 | Power Door Lock 1 (Lock Feature) |
22 | Driver Information Center (DIC) |
23 | Rear Wiper |
24 | Cooled Seats |
25 | Driver Seat Module, Remote Keyless Entry System |
26 | Driver Power Door Lock (Unlock Feature) |
Circuit Breaker | Usage |
LT DR | Driver Side Power Window Circuit Breaker |
Harness Connector | Usage |
LT DR | Driver Door Harness Connection |
BODY | Harness Connector |
BODY | Harness Connector |
Center Instrument Panel Fuse Block Diagram
GMC Sierra (2007)
Device | Usage |
SEO | Special Equipment Option |
TRAILER | Trailer Brake Wiring |
UPFIT | Upfitter (Not Used) |
SL RIDE | Ride Control Harness Connection |
HDLR 2 | Headliner Wiring Connector |
BODY | Body Wiring Connector |
DEFOG | Rear Defogger Relay |
HDLNR 1 | Headliner Wiring Connector 1 |
SPARE RELAY | Not Used |
CB SEAT | Driver and Passenger Seat Module Circuit Breaker |
CB RT DOOR | Right Power Windows Circuit Breaker |
SPARE | Not Used |
INFO | Infotainment Harness Connection |
GMC Sierra (2008 to 2013)
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 Side Power Window Circuit Breaker |
CB2 | Passenger Seat Circuit Breaker |
CB3 | Driver Seat Circuit Breaker |
CB4 | Rear Sliding Window |
Engine Compartment Fuse Box Diagram
GMC Sierra (2007)
Fuses | Usage |
GLOW PLUG | Diesel Glow Plugs and Intake Air Heater |
CUST FEED | Gasoline Accessory Power |
HYBRID | Hybrid |
| STUD #1 | Auxiliary Power (Single Battery and Diesels Only)/ Dual Battery (TP2) Do not install fuse. |
| MBEC | Mid Bussed Electrical Center Power Feed, Front Seats, Right Doors |
BLWR | Front Climate Control Fan |
| LBEC | Left Bussed Electrical Center, Door Modules, Door Locks, Auxiliary Power Outlet—Rear Cargo Area and Instrument Panel |
STUD #2* | Accessory Power/Trailer Wiring Brake Feed |
ABS | Anti-lock Brakes |
VSES/ECAS | Vehicle Stability |
IGN A | Ignition Power |
IGN B | Ignition Power |
LBEC 1 | Left Bussed Electrical Center, Left Doors, Truck Body Controller, Flasher Module |
TRL PARK | Parking Lamps Trailer Wiring |
RR PARK | Right Rear Parking and Sidemarker Lamps |
LR PARK | Left Rear Parking and Sidemarker Lamps |
PARK LP | Parking Lamps Relay |
STRTR | Starter Relay |
INTPARK | Interior Lamps |
STOP LP | Stoplamps |
TBC BATT | Truck Body Controller Battery Feed |
SEO B2 | Off-Road Lamps |
4WS | Not Used |
AUX PWR | Auxiliary Power Outlet — Console |
PCM 1 | Powertrain Control Module |
| ETC/ECM | Electronic Throttle Control, Electronic Brake Controller-Gasoline Engine, Fan Clutch-Diesel Engines |
| IGN E | Instrument Panel Cluster, Air Conditioning Relay, Turn Signal/Hazard Switch, Starter Relay |
RTD | Ride Control |
TRL B/U | Backup Lamps Trailer Wiring |
F/PMP | Fuel Pump (Relay) |
B/U LP | Back-up Lamps, Automatic Transmission Shift Lock Control System |
RR DEFOG | Rear Window Defogger |
HDLP-HI | Headlamp High Beam Relay |
PRIME | Not Used |
AIRBAG | Supplemental Inflatable Restraint System |
FRT PARK | Front Parking Lamps, Sidemarker Lamps |
DRL | Daytime Running Lamps (Relay) |
SEO IGN | Rear Defog Relay |
TBC IGN1 | Truck Body Controller Ignition |
HI HDLP-LT | High Beam Headlamp-Left |
LH HID | Not Used |
DRL | Daytime Running Lamps |
RVC | Regulated Voltage Control |
IPC/DIC | Instrument Panel Cluster/Driver Information Center |
HVAC/ECAS | Climate Control Controller |
CIG LTR | Cigarette Lighter |
HI HDLP-RT | High Beam Headlamp-Right |
HDLP-LOW | Headlamp Low Beam Relay |
A/C COMP | Air Conditioning Compressor Relay |
A/C COMP | Air Conditioning Compressor |
TCMB | Transmission Control Module |
RR WPR | Not Used |
RADIO | Audio System |
| SEO B1 | Mid Bussed Electrical Center, Rear Heated Seats, Universal Home Remote System |
LO HDLP-LT | Headlamp Low Beam-Left |
BTSI | Brake Transmission Shift Interlock System |
CRNK | Starting System |
LO HDLP-RT | Headlamp Low Beam-Right |
FOG LP | Fog Lamps Relay |
FOG LP | Fog Lamps |
HORN | Horn Relay |
W/S WASH | Windshield Washer Pump Relay |
W/S WASH | Windshield Washer Pump |
INFO | OnStar®/Rear Seat Entertainment |
RADIO AMP | Radio Amplifier |
RH HID | Not Used |
HORN | Horn |
EAP | Not Used |
TREC | Not Used |
Auxiliary Electric Cooling Fan Fuse Block
Fuses | Usage |
COOL/FAN | Cooling Fan |
COOL/FAN | Cooling Fan Relay Fuse |
COOL/FAN | Cooling Fan Fuse |
Relays | Usage |
COOL/FAN 1 | Cooling Fan Relay 1 |
COOL/FAN 3 | Cooling Fan Relay 3 |
COOL/FAN 2 | Cooling Fan Relay 2 |
GMC Sierra (2008)
Fuses | Usage |
1 | Right Trailer Stop/Turn Lamp |
2 | Electronic 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 Sensor |
9 | Antilock Brakes System 2 |
10 | Trailer Back-up Lamps |
11 | Driver 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 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 Side Park Lamps |
27 | Passenger Side Park Lamps |
28 | Fog Lamps |
29 | Horn |
30 | Passenger Side High-Beam Headlamp |
31 | Daytime Running Lamps |
32 | Driver 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 Fuses | Usage |
57 | Cooling Fan 1 |
58 | Not Used |
59 | Heavy Duty Antilock Brake System |
60 | Cooling Fan 2 |
61 | Antilock 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 |
72 | Not Used |
73 | 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 |
GMC Sierra (2009 to 2013)
Fuses | Usage |
1 | Right Trailer Stop/Turn Lamp |
2 | Electronic 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 Sensor |
9 | Antilock Brakes System 2 |
10 | Trailer Back-up Lamps |
11 | Driver 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 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 Side Park Lamps |
27 | Passenger Side Park Lamps |
28 | Fog Lamps |
29 | Horn |
30 | Passenger Side High-Beam Headlamp |
31 | Daytime Running Lamps (DRL) |
32 | Driver 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) |
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 | SEO Upfitter Usage |
55 | Climate Controls (Ignition) |
56 | Engine Control Module, Secondary Fuel Pump (Ignition) |
J-Case Fuses | Usage |
57 | Cooling Fan 1 |
58 | Not Used |
59 | Heavy Duty Antilock Brake System |
60 | Cooling Fan 2 |
61 | Antilock 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 | Transfer Case |
| 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 |
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 |











