Fuses and relays Cadillac Escalade (GMT 800 2001-2006)

Fuse Layout Cadillac Escalade 2001-2006

Fuses and relays Cadillac Escalade (GMT 800 2001-2006)

Passenger compartment fuse box

Fuse Box Location

It is located on the driver’s side of the instrument panel, behind the cover.Fuses and relays Cadillac Escalade (GMT 800 2001-2006)

Fuse box diagram (2001-2002)

Fuses and relays Cadillac Escalade (GMT 800 2001-2006)

Assignment of the fuses and relays in the instrument panel (2001-2002)

Name Description
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 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 Rear Window Wiper
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, VCM/PCM
SEO IGN Special Equipment Option, Ignition
SEO ACCY Special Equipment Option Accessory, Cellular Telephone
RAP #1 Retained Accessory Power Relay
RDO 1 Audio System
RAP #2 Rear Power Windows, Sunroof, Radio

Fuse box diagram (2003-2006)

Fuses and relays Cadillac Escalade (GMT 800 2001-2006)

Assignment of the fuses and relays in the instrument panel (2003-2006)

Name Description
RR Wiper Rear Window Wiper Switch
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
HTR A/C Climate Control System
LOCK Power Door Lock Relay (Lock Function)
HVAC 1 Inside Rearview Mirror, Climate Control System
L DOOR (LT DR) Driver’s Door Harness Connection
CRUISE Cruise Control
UNLOCK Power Door Lock Relay (Unlock Function)
RR FOG LP 2003-2005: Rear Fog Lamp (Export Only)
2006: Not Used
BRAKE 2003-2005: Anti-Lock Brake System
2006: Brake Switch
DRIVER UNLOCK Power Door Lock Relay (Driver’s Door Unlock Function)
IGN 0 2003-2005: PCM, TCM
2006: Brake Transmission Shift Interlock, Powertrain Control Module, Transmission
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
(AUX PWR 2, M/GATE)
2003-2005: Rear Cargo Area Power Outlets
2006: Instrument Panel Outlets, Rear Cargo Area Power Outlets
LOCKS (LCKS) 2003-2005: Power Door Lock System
2006: Rear Doors and Liftgate Power Lock Relay Feed
ECC (ECC TPM) 2003-2005: Rear Electronic Climate Control, Liftgate
2006: Liftgate, Tire Pressure Monitoring System
TBC 2C Truck Body Controller
FLASH (HAZRD) Flasher Module
CB LT DOORS 2003-2005: Left Power Window Circuit Breaker
2006: Left Rear Power Window Circuit Breaker and Driver Door Module
TBC 2B Truck Body Controller
TBC 2A Truck Body Controller

Center Instrument Panel Fuse Block

This unit is located underneath the instrument panel, to the left of the steering column

2001-2002

Fuses and relays Cadillac Escalade (GMT 800 2001-2006)

Center Instrument Panel Block (2001-2002)

Relay Name Description
SEO Special Equipment Option
HTD ST Heated Seats
SPARE 4 Not Used
VANITY Headliner Wiring
TRAILER Trailer Brake Wiring
PWR ST Power Seats
YE9 Not Used
UPF Upfitter
PARK LAMP Parking Lamps
* (FRT PRK EXPT) Not Used
SPARE 2 Not Used
PUDDLE LP Puddle Lamps
SL RIDE Not Used
SPARE 3 Not Used
INADV PWR Interior Lamps Feed
CTSY LP Courtesy Lamps
CEL PHONE Cellular Telephone Wiring
2003-2006

Fuses and relays Cadillac Escalade (GMT 800 2001-2006)

Center Instrument Panel Block (2003-2006)

Name Description
SEO 2003-2005: Special Equipment Option
2006: Special Equipment Option/Off-road Lamps Harness Connector
TRAILER Trailer Brake Wiring
UPFIT Upfitter (Not Used)
SL RIDE Ride Control Harness Connection
HDLR 2 Headliner Wiring Connector 2
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 2003-2005: Right Power Window Circuit Breaker
2006: Rear Right Power Window, Passenger Door Module
SPARE Not Used
INFO 2003-2005: Infotainment Harness Connection
2006: Not Used

Fuse Box in the engine compartment

Fuse Box Location

Fuses and relays Cadillac Escalade (GMT 800 2001-2006)

Fuse box diagram (2001-2002)

Fuses and relays Cadillac Escalade (GMT 800 2001-2006)

Assignment of the fuses and relays in the Engine compartment (2001-2002)

Name Description
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 Seats
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 Lamp
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 Autoride (Real Time Damping)
RR PRK Right Rear Parking Lamps
ECM B VCM/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
SEO 1 Special Equipment Option Power
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

Fuse box diagram (2003-2006)

2003-2004Fuses and relays Cadillac Escalade (GMT 800 2001-2006)

2005Fuses and relays Cadillac Escalade (GMT 800 2001-2006)

2006Fuses and relays Cadillac Escalade (GMT 800 2001-2006)

Assignment of the fuses and relays in the Engine compartment (2003-2006)

Name Description
GLOW PLUG Not Used
CUST FEED Accessory Power
HYBRID 2005: Hybrid
2006: Not Used
STUD #1 2003-2005: Auxiliary Power
2006: Accessory Power/Trailer Wiring
MBEC (MBEC 1) Mid Bussed Electrical Center Power Feed, Front Seats, Right Doors
BLOWER Front Climate Control Fan
LBEC (LBEC 2) 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 2003-2005: Vehicle Stability
2006: Automatic Level Control (ALC) Compressor
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
STARTER (STRTR) Starter Relay
INTPARK 2003-2005: Interior Lamps
2006: Roof Marker Lamps
STOP LP Stoplamps
TBC BATT Truck Body Controller Battery Feed
SUNROOF (S/ROOF) Sunroof
SEO B2 Off-Road Lamps
4WS 2003-2005: Vent Solenoid Canister/Quadrasteer Module Power
2006: Not used
RR HVAC Rear Climate Control
AUX PWR Auxiliary Power Outlet — Console
IGN 1 Ignition Relay
IGN 1 PCM Ignition
PCM 1 Powertrain Control Module
ETC/ECM Electronic Throttle Control, Electronic Brake Controller
INJ 1 Ignition Coil, Fuel Injectors – Bank 1
INJ 2 Ignition Coil, Fuel Injectors – Bank 2
IGN E 2003-2004: Instrument Panel Cluster, Air Conditioning Relay, Turn Signal/Hazard Switch, Starter Relay

2005-2006: Instrument Panel Cluster, Air Conditioning Relay, Turn Signal/Hazard Switch, Starter Relay, Electronic Brake Controller TC2 Mode Switch

RTD 2003-2004: Ride Control
2005: Electronic Brake Controller Battery Feed
2006: Electronic Suspension Control, Automatic Level Control (ALC) Exhaust
TRL B/U Backup Lamps Trailer Wiring
PCM B Powertrain Control Module, Fuel Pump
F/PMP Fuel Pump (Relay)
O2A
O2B
Oxygen Sensors
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
SIR (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 2003-2004: Left Hand High Intensity Discharge Lamps
2005-2006: Not Used
DRL Daytime Running Lamps
RVC Regulated Voltage Control
IPC/DIC Instrument Panel Cluster/Driver Information Center
HVAC/ECAS Climate Control Controller/Electronically Controlled Air Suspension
CIG LTR Cigarette Lighter
HI HDLP-RT High Beam Headlamp-Right
HDLP-LOW Headlamp Low Beam Relay
A/C COMP Air Conditioning Compressor
A/C COMP Air Conditioning Compressor Relay
RR WPR Rear Wiper/Washer
RADIO Audio System
SEO B1 Mid Bussed Electrical Center, HomeLink, Rear Heated Seats
LO HDLP-LT Headlamp Low Beam-Left
BTSI Brake Transmission Shift Interlock System
CRANK Starting System
LO HDLP-RT Headlamp Low Beam-Right
FOG LP 2003-2004: Fog Lamp Relay
2005-2006: Not Used
FOG LP 2003-2004: Fog Lamps
2005-2006: Not Used
HORN Horn Relay
W/S WASH Windshield and Rear Window Washer Pump Relay
W/S WASH Windshield and Rear Window Washer Pump
INFO 2003-2004: OnStar/Rear Seat Entertainment
2005-2006: OnStar
RADIO AMP Radio Amplifier
RH HID 2003-2004: Right Hand High Intensity Discharge Lamp
2005-2006: Not used
HORN Horn Fuse
EAP 2003-2004: Electric Adjustable Pedals
2005-2006: Not Used
TREC All-Wheel Drive Module
SBA 2003-2004: Supplemental Brake Assist
2005-2006: Not Used

Auxiliary Fuse Block (Electric Cooling Fan)
(if equipped)

It is located in the engine compartment near the fusebox.

Fuses and relays Cadillac Escalade (GMT 800 2001-2006)

Auxiliary Block

Fuses Description
COOL/FAN Cooling Fan
COOL/FAN Cooling Fan Relay Fuse
COOL/FAN Cooling Fan Fuse
Relays
COOL/FAN 1 Cooling Fan Relay 1
COOL/FAN 3 Cooling Fan Relay 3
COOL/FAN 2 Cooling Fan Relay 2

Video to the article

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Cadillac Escalade (GMT800) (2003-2006) Fuse Box Diagrams
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