Jonathan Yarden Mar 25, 2021 · 5 min. read
In this article you will find a description of fuses and relays GMC,
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: 2007
Engine compartment fuse block
The engine compartment fuse block is located on the driver side of the engine compartment.
Fuses | Usage |
DRL | Daylight Running Lamps |
AUX PWR 1 | Accessory Power 1 |
STOP | Brake Switch, Stoplamps |
BLWR | Climate Control Fan |
S/ROOF | Sunroof (If Equipped) |
A/C | Air Conditioning Control Head, Power Seats |
PWR/SEAT | Power Seat Circuit Breaker (If Equipped) |
RT HDLP | Passenger Side Headlamp |
LT HDLP | Driver Side Headlamp |
AUX PWR 2 | Accessory Power 2 |
FOG/LAMP | Fog Lamps (If Equipped) |
A/C CMPRSR | Air Conditioning Compressor |
WSW | Wiper/Washer Switch |
PWR/WNDW | Power Windows (If Equipped) |
FUEL/PUMP | Fuel Pump |
STRTR | Starter Solenoid Relay |
WPR | Wiper |
ABS 2 | Antilock Brake System 2 (ABS Pump) |
DRL/LCK | Power Door Locks (If Equipped) |
ETC | Electronic Throttle Control (ETC) |
02 SNSR | Oxygen Sensors |
CRUISE | Cruise Control Switch, Inside Rearview Mirror, Transfer Case Control Module, Brake Switch, Clutch Disable |
HTD/SEAT | Heated Seat (If Equipped) |
AIRBAG | Supplemental Inflatable Restraint System, Sensing and Diagnostic Module |
ABS | Antilock Brake System (ABS), ABS Module, Four-Wheel Drive, Gravity Sensor |
BCK/UP | Back-up Lights |
FRT/AXLE | Front Axle Actuator |
TRN/HAZRD REAR | Rear Turn/Hazard Lights |
ERLS | Mass Air Flow (MAF) Sensor, Can Purge Solenoid, Air Injection Reactor (AIR) Relay |
PCMI | Powertrain Control Module (PCM) |
TRANS | Transmission Solenoid |
IGN | Ignition, Clutch Starter Switch, Neutral Safety Back-Up Switch, Ignition Coils 1-5, Air Conditioning Relay |
INJ | Injectors |
ABS 1 | Antilock Brake System 1 (ABS Logic) |
FRT PRK LAMP | Front Park/Turn Lamps, Driver and Passenger Side Power Window Switches Lighting |
REAR PRK LAMP | Rear Parking Lamp 1, Passenger Side Taillamp, License Plate Lamps |
REAR PRK LAMP2 | Driver Side Rear Taillamp, Passenger Side Airbag Indicator Lighting, Instrument Panel Dimming Power (2WD/4WD switch lighting) |
CLSTR | Cluster |
TRN/HAZRD FRT | Turn/Hazard/Courtesy/Cargo Lamps/Mirrors |
TCCM | Transfer Case Control Module |
HORN | Horn |
TBC | Truck Body Controller |
IGN TRNSD | Ignition Transducers |
RDO | Radio |
ONSTAR | OnStarÂŽ |
CNSTR VENT | Fuel Canister Vent Solenoid |
PCM B | Powertrain Control Module (PCM) B |
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Relays | Usage |
DRL | Daylight Running Lamps |
BEAM SEL | Beam Selection |
IGN 3 HVAC | Ignition 3, Climate Control, Climate Control Head Fuse, Power Seat Fuse |
RAP | Retained Accessory Power (Power Window Fuse, Wiper/Washer Switch Fuse), Sunroof Fuse |
PRK/LAMP | Front Parking Lamp Fuse, Rear Parking Lamps |
HDLP | Headlamps |
FOG/LAMP | Fog Lamps (If Equipped) |
FUEL/PUMP | Fuel Pump, Fuel Pump Fuse |
A/C CMPRSR | Air Conditioning Compressor |
RUN/CRNK | Run/Crank, Airbag System Fuse, Cruise Control Fuse, Ignition Fuse, Back-Up Lamps, ABS Fuse, Front Axle, PCM-1, Injectors Fuse, Transmission Fuse, ERLS |
PWR/TRN | Powertrain, Electronic Throttle Control Fuse, Oxygen Sensor Fuse |
HORN | Horn |
WPR 2 | Wiper 2 (High/Low) |
WPR | Wipers (On/Off) |
STRTR | Starter Relay (PCM Relay) |
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Miscellaneous | Usage |
WPR | Diode â Wiper |
A/C CLTCH | Diode â Air Conditioning, Clutch |
MEGA FUSE | Mega Fuse |
WARNING:Â Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
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