Table of Contents
This article provides a detailed overview of the fuse block diagrams for the second-generation Cadillac Escalade (GMT800), specifically covering the 2001 and 2002 model years.
Fuses designated as “CIGAR” and “AUX PWR” in the underhood electrical center protect the cigar lighter and 12-volt auxiliary power outlets.
Passenger Compartment
The passenger compartment contains two fuse blocks. The first is located on the left edge of the instrument panel. The second is positioned to the left of the steering column, beneath the instrument panel.
Fuse Block #1 (Instrument Panel)
Remove the plastic cover to access the fuses.
General view of the fuse block.
| Diagram | |
|---|---|
|
|
| Designation | Description |
| 4WD | Not Used |
| AIR BAG | Supplemental Inflatable Restraint (SIR) / Airbag System |
| BRAKE | Anti-lock Braking System (ABS) |
| CRANK | Starting System |
| CRUISE | Cruise Control System, Instrument Panel Cluster |
| DR LOCK | Power Door Locks |
| DRV UNLOCK LOCK |
Driver Power Door Lock Relay |
| HTR A/C | Heating, Ventilation, and Air Conditioning (HVAC) System |
| HVAC 1 | |
| IGN 0 | PRND321 Gear Selector Display, Odometer, Vehicle/Powertrain Control Module (VCM/PCM) |
| IGN 1 | Instrument Panel Cluster / Ignition |
| IGN 3 | Power Seats / Ignition |
| ILLUM | Interior Illumination |
| INT PRK | |
| L BODY LOCK |
|
| L DOOR | Power Door Lock Relay |
| MIR/LOCK |
|
| PWR WDO | Power Window Circuit Breaker |
| RAP #1 | Retained Accessory Power (RAP) Relay |
| RAP #2 | Rear Power Windows, Sunroof, Audio System |
| RDO 1 | Audio System |
| RR WIPER | Rear Window Wiper |
| SEAT | Power Seat Circuit Breaker |
| SEO ACCY | Cellular Telephone / Special Equipment Option Accessory |
| SEO IGN | Ignition / Special Equipment Option |
| TURN | Turn Signal Lamps / Exterior Lamps / Hazard Warning Flashers |
| UNLOCK | Power Door Locks |
| Power Door Lock Relay | |
| WS WPR | Windshield Wipers |
Fuse Block #2 (Center)
Located beneath the dashboard, to the left of the steering column.
| Diagram | |
|---|---|
|
|
| Designation | Description |
| * (FRT PRK EXPT) | Not Used |
| CEL PHONE | Cellular Telephone Pre-wiring |
| CTSY LP | Courtesy Lamps |
| HTD ST | Heated Seats |
| INADV PWR | Inadvertent Power (Interior Lamps Feed) |
| PARK LAMP | Parking Lamps |
| PUDDLE LP | Puddle Lamps |
| PWR ST | Power Seats |
| SEO | Special Equipment Option |
| SL RIDE | Not Used |
| SPARE | Spare |
| TRAILER | Trailer Brake Wiring |
| UPF | Upfitter Provisions |
| VANITY | Sun Visor Vanity Mirrors / Headliner Wiring |
| YE9 | Not Used |
Engine Compartment Underhood Electrical Center
Located on the driver’s side of the engine compartment, adjacent to the battery.
General view of the underhood electrical center.
| Diagram | |
|---|---|
|
|
| Designation | Description |
| A/C | Air Conditioning Compressor Clutch |
| Air Conditioning Compressor Clutch Relay | |
| ABS | Anti-lock Braking System (ABS) |
| AIR | Secondary Air Injection (A.I.R.) System |
| ATC | Automatic Transfer Case |
| AUX PWR | Auxiliary 12-Volt Power Outlets |
| B/U LP | Brake Transmission Shift Interlock (BTSI) Control System and Backup Lamps |
| BTSI | Brake Transmission Shift Interlock (BTSI) Control System |
| CHMSL | Center High-Mounted Stop Lamp (CHMSL) |
| CIGAR | Cigar Lighter, Auxiliary 12-Volt Power Outlets |
| CTSY LP | Interior Illumination |
| DRL | Daytime Running Lamps (DRL) Relay |
| Daytime Running Lamps (DRL) | |
| ECM 1 | Vehicle/Powertrain Control Module (VCM/PCM) |
| ECMB | |
| ENG 1 | Engine Control Module, Evaporative Emissions (EVAP) Canister Purge, Fuel System |
| ETC | Electronic Throttle Control (ETC) |
| EXP LPS | Export Lamps (Not Used) |
| F/PMP | Fuel Pump Relay |
| FOG LP | Fog Lamps |
| Fog Lamp Relay | |
| FR PRK | Front Side Marker Lamps and Front Parking Lamps |
| FRT HVAC | Front Heating, Ventilation, and Air Conditioning (HVAC) System |
| HAZ LP | Exterior Lamps and Hazard Warning Flashers |
| HDLP | Headlamp Relay |
| HORN | Horn Relay |
| Horn | |
| HTD MIR | Heated Outside Rearview Mirrors |
| IGN 1 | Ignition, Fuel System Controls |
| IGN A | Ignition Switch |
| IGN B | |
| IGN C | Fuel Pump, Ignition Switch, PRND321 Gear Selector Display, Starter/Crank |
| IGN E | A/C Compressor Relay, Rear Window Defogger, Daytime Running Lamps (DRL), A.I.R. System |
| INJ-A | Ignition, Fuel System Controls (Bank A) |
| INJ-B | Ignition, Fuel System Controls Relay (Bank B) |
| LR PRK | Left Rear Parking Lamps |
| LT HDLP | Left Headlamp |
| LT TURN | Left Turn Signal |
| O2 A | Oxygen Sensors |
| O2 B | |
| PARK LP | Parking Lamps |
| PRIME | Fuel Pump Prime (Not Used) |
| RADIO | Audio System, Instrument Panel Cluster, HVAC Controls |
| RAP #1 | Retained Accessory Power (RAP), Power Mirrors, Power Door Locks, Power Seats |
| RAP #2 | Retained Accessory Power (RAP), Rear Power Windows, Sunroof, Audio System |
| RDO AMP | Audio Amplifier |
| RR DEFOG | Rear Window Defogger, Heated Outside Rearview Mirrors (Relay) |
| RR HVAC | Rear Heating, Ventilation, and Air Conditioning (HVAC) System |
| RR PRK | Right Rear Parking Lamps |
| RR WPR | Rear Window Wiper |
| RT HDLP | Right Headlamp |
| RT TURN | Right Turn Signal |
| RTD | Autoride System (Real-Time Damping) |
| SEO 1 | Special Equipment Option Power |
| SEO 2 | Special Equipment Option Power, Power Seats |
| STARTER | Starter Motor (Relay) |
| STOP LP | Exterior Lamps and Stop Lamps |
| STUD #1 | Accessory Power / Trailer Wiring Feed / Load Leveling System |
| STUD #2 | Accessory Power / Trailer Wiring Brake Feed |
| TBC | Body Control Module (BCM), Remote Keyless Entry (RKE) System, Headlamps |
| TRL B/U | Trailer Wiring Backup Lamps |
| TRL L TRN | Trailer Wiring Left Turn Signal |
| TRL PRK | Trailer Wiring Parking Lamps |
| TRL R TRN | Trailer Wiring Right Turn Signal |
| VEH B/U | Vehicle Backup Lamps |
| VEH STOP | Stop Lamps, Cruise Control System |
| W/W PMP | Windshield Washer Pump |