Year of production: 2002
Instrument panel fuse block
Name | Circuit protected |
HVAC 1 | Climate Control System |
IGN 3 | Ignition, Power Seats |
BRAKE | Anti-Lock Brake System |
HTR A/C | Climate Control System |
IGN 0 | PRND321 Display, Odometer, PCM |
CRUISE | Cruise Control, Instrument Cluster |
4WD | Four-Wheel Drive System, Auxiliary Battery |
TURN | Exterior Lamps, Turn Signals, Hazard Lamps |
RR WIPER | Rear Window Wiper |
WS WPR | Windshield Wipers |
SEO IGN | Special Equipment Option, Ignition, OnStar |
ILLUM | Interior Lamps |
IGN 1 | Ignition, Instrument Panel |
SEO ACCY | Special Equipment Option Accessory, Cellular Telephone |
L BODY | Retained Accessory Power Relay |
CRANK | Starting System |
AIR BAG | Air Bag |
MIR/LOCK | Power Mirrors, Power Door Locks |
SEAT | Power Seat Circuit Breaker |
DR LOCK | Power Door Locks |
RAP #1 | Retained Accessory Power Relay |
LOCK | Power Door Locks |
INT PRK | Interior Lamps |
UNLOCK | Power Door Locks |
DRV UNLOCK | Power Door Lock Relay |
L DOOR | Power Door Lock Relay |
PRW WDO | Power Window Circuit Breaker |
RDO 1 | Audio System, OnStar |
RAP #2 | Rear Power Windows, Sunroof, Radio, OnStar |
LOCK | Power Door Lock Relay |
UNLOCK | Power Door Lock Relay |
Center Instrument Panel Utility Block
Relay Name | Circuit protected |
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 (Relay) |
FRT PRK EXPT* | Not Used |
SPARE 2 | Not Used |
PUDDLE LP | Puddle Lamps |
SL RIDE | Not Used |
SPARE 3 | Not Used |
INADAV PWR | Interior Lights Feed (Relay) |
CTSY LP | Courtesy Lamps (Relay) |
CEL PHONE | Cellular Telephone Wiring |
Underhood Electrical Center
The underhood electrical center is located on the driver’s side of the engine compartment near the battery.
Name | Circuit protected |
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 | 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 | Autoride (Real Time Damping) |
RR PRK | Right Rear Parking Lamps |
ECM B | PCM |
F/PMP | Fuel Pump (Relay) |
O2 A | Oxygen Sensors |
O2 B | Oxygen Sensors |
LR PRK | Left Rear Parking Lamps |
RR DEFOG | Rear Window Defogger, Heated Mirrors |
HDLP | Headlamps (Relay) |
TRL PRK | Parking Lamps Trailer Wiring |
PRIME | Not Used |
RT HDLP | Right Headlamps |
DRL | Daytime Running Lamps (Relay) |
HTD MIR | Heated Mirrors |
LT HDLP | Left 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, Cell Phone, Onstar |
DRL | Daytime Running Lamps |
A/C | A/C (Relay) |
FOG LP | Fog Lamps |
FOG LP | Fog Lamps (Relay) |
RADIO | Audio System, Instrument 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 | Rear Wipers |
TBC | Body Control Module, Remote Keyless Entry, Headlamps |