GMC Sierra 2002 Fuse Box Info
Passenger compartment fuse box location:
The Instrument Panel Fuse Block is on the end of the instrument panel, on the driver side of the vehicle. The Center Instrument Panel Fuse Block is located underneath the instrument panel, to the left of the steering column.
Engine compartment fuse box location:
Fuse Box Diagram | Layout
Passenger compartment fuse box (Instrument Panel Fuse Block):
| Fuse/Relay Name | Functions |
| L BODY | Retained Accessory Power Relay |
| LOCK | Power Door Locks |
| DRV UNLOCK | Power Door Lock Relay |
| LOCK | Power Door Lock Relay |
| HVAC 1 | Climate Control System |
| CRUISE | Cruise Control, Instrument Panel Cluster |
| IGN 3 | Ignition, Power Seats |
| 4WD | Not Used |
| CRANK | Starting System |
| INT PRK | Interior Lamps |
| L DOOR | Power Door Lock Relay |
| BRAKE | Anti-Lock Brake System |
| RR WIPER | Not Used |
| ILLUM | Interior Lamps |
| SEAT | Power Seat Circuit Breaker |
| TURN | Exterior Lamps, Turn Signals, Hazard Lamps |
| UNLOCK | Power Door Locks |
| HTR A/C | Climate Control System |
| WS WPR | Windshield Wipers |
| IGN 1 | Ignition, Instrument Panel |
| AIR BAG | Air Bag |
| MIR/LOCK | Power Mirrors, Power Door Locks |
| DR LOCK | Power Door Locks |
| PWR WDO | Power Window Circuit Breaker |
| UNLOCK | Power Door Lock Relay |
| IGN 0 | PRND321 Display, Odometer, PCM |
| SEO IGN | Special Equipment Option, Ignition, Manual Selectable Ride |
| SEO ACCY | Special Equipment Option Accessory, Cellular Telephone |
| RAP #1 | Retained Accessory Power Relay |
| RDO 1 | Audio System |
| RAP #2 | Not Used |
Passenger compartment fuse box (Center Instrument Panel Fuse Block):
| Fuse/Relay Name | Functions |
| SEO | Special Equipment Option |
| HTD ST | Heated Seats |
| SPARE | Not Used |
| VANITY | Headliner Wiring |
| TRAILER | Trailer Brake Wiring |
| PWR ST | Power Seats |
| SPARE | Not Used |
| UPF | Upfitter |
| PARK LAMP | Parking Lamps |
| FRT PRK EXPT | Not Used |
| SPARE | Not Used |
| PUDDLE LP | Puddle Lamps |
| SL RIDE | Not Used |
| SPARE 3 | Not Used |
| INADV PWR | Interior Lights Feed |
| CTSY LP | Courtesy Lamps |
| CEL PHONE | Cellular Telephone Wiring |
Engine compartment fuse box:
| Fuse/Relay Name | Functions |
| STUD #1 | Accessory Power/Trailer Wiring Feed/Load Leveling |
| ABS | Anti-Lock Brakes |
| IGN A | Ignition Switch |
| AIR | A.I.R. System |
| RAP #1 | Retained Accessory Power, Power Mirrors, Power Door Locks, Power Seat(s) |
| IGN B | Ignition Switch |
| RAP #2 | Retained Accessory Power/Rear Power Windows, Sunroof, Radio |
| STUD #2 | Accessory Power/Trailer Wiring Brake Feed |
| TRL R TRN | Right Turn Signal Trailer Wiring |
| TRL L TRN | Left Turn Signal Trailer Wiring |
| IGN 1 | Ignition, Fuel Controls |
| INJ B | Ignition, Fuel Controls (Relay) |
| STARTER | Starter (Relay) |
| PARK LP | Parking Lamps |
| FRT HVAC | Climate Control System |
| STOP LP | Exterior Lamps, Stoplamps |
| ECM 1 | VCM/PCM |
| CHMSL | Center High Mounted Stoplamp |
| VEH STOP | Stoplamps, Cruise Control |
| TRL B/U | Backup Lamps Trailer Wiring |
| INJ A | Fuel Controls, Ignition |
| RR HVAC | Rear HVAC |
| VEH B/U | Vehicle Backup Lamps |
| ENG 1 | Engine Controls, Canister Purge, Fuel System |
| ETC | Electronic Throttle Control |
| IGN E | A/C Compressor Relay, Rear Window Defogger, Daytime Running Lamps, A.I.R. System |
| B/U LP | Backup Lamps, Automatic Transmission Shift Lock Control System |
| ATC | Automatic Transfer Case |
| RR DEFOG | Rear Window Defogger, Heated Mirrors (Relay) |
| RTD | Not Used |
| RR PRK | Passenger’s Side Parking Lamps |
| ECM B | VCM/PCM |
| F/PMP | Fuel Pump (Relay) |
| O2 A | Oxygen Sensors |
| O2 B | Oxygen Sensors |
| LR PRK | Driver’s Side Parking Lamps |
| RR DEFOG | Rear Window Defogger, Heated Mirrors |
| HDLP | Headlamps (Relay) |
| TRL PRK | Parking Lamps Trailer Wiring |
| PRIME | Not Used |
| RT HDLP | Passenger’s Side Headlamps |
| DRL | Daytime Running Lamps (Relay) |
| HTD MIR | Heated Mirrors |
| LT HDLP | Driver’s Side Headlamps |
| A/C | Air Conditioning |
| AUX PWR | Cigarette Lighter, Auxiliary Power Outlets |
| SEO 2 | Special Equipment Option Power, Power Seats, Aux Roof Mnt Lamp |
| SEO 1 | Special Equipment Option Power, Aux Roof Mnt Lamp |
| DRL | Daytime Running Lamps |
| A/C | A/C (Relay) |
| FOG LP | Fog Lamps |
| FOG LP | Fog Lamps (Relay) |
| RADIO | Audio System, Instrument Panel Cluster, Climate Control System |
| CIGAR | Cigarette Lighter, Auxiliary Power Outlets |
| RT TURN | Right Turn Signals |
| BTSI | Automatic Transmission Shift Lock Control System |
| LT TURN | Left Turn Signals |
| FR PRK | Front Parking Lamps, Sidemarker Lamps |
| W/W PMP | Windshield Washer Pump |
| HORN | Horn (Relay) |
| IGN C | Ignition Switch, Fuel Pump, PRND321 Display, Crank |
| RDO AMP | Radio Amplifier |
| HAZ LP | Exterior Lamps, Hazard Lamps |
| EXP LPS | Not Used |
| HORN | Horn |
| CTSY LP | Interior Lamps |
| RR WPR | Not Used |
| TBC | Body Control Module, Remote Keyless Entry, Headlamps |
