Hummer H2 (2002-2007) fuses and relays



In this article, we consider the Hummer H2 before a facelift, produced from 2002 to 2007. Here you will find fuse box diagrams of Hummer H2 2002, 2003, 2004, 2005, 2006 and 2007, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay.

See other Hummer H2:

Fuse Layout Hummer H2 2002-2007

Hummer H2 (2002-2007)

Cigar lighter (power outlet) fuses in the Hummer H2 are located in the Instrument panel fuse box (“AUX PWR 2” – 2003-2004), and in the engine compartment – see fuses “AUX PWR” and “CIG LTR”.

Passenger Compartment Fuse Boxes

Fuse box location

The Instrument Panel Fuse Box is located behind the cover on the driver’s side edge of the instrument panel. Pull off the cover to access it.The location of the fuses in the passenger compartment: Hummer H2 (2002-2007)

Fuse box diagram

Instrument panel fuse box diagram: Hummer H2 (2002, 2003, 2004, 2005, 2006, 2007)



Assignment of the fuses in the Instrument Panel Fuse Box
RR WIPERRear Window Wiper Switch
SEO ACCY2003: Not Used
2004-2007: Special Equipment Option Accessory
WS WPRWindshield Wipers
TBC ACCYTruck Body Controller Accessory
IGN 3Rear Heated Seats Module
4WDFour-Wheel Drive Switch, Air Suspension Switch/Module
HTR A/CNot Used
LOCKPower Door Lock Relay (Lock Function)
HVAC 1Inside Rearview Mirror, Climate Control System
L DOORDriver’s Door Harness Connection
CRUISECruise Control
UNLOCKPower Door Lock Relay (Unlock Function)
BRAKEBrake Switch
PDM2003: Passenger Door Module
DRIVER UNLOCK2004-2007: Power Door Lock Relay (Driver’s Door Unlock Function)
IGN 0Brake Transmission Shift Interlock, Powertrain Control Module, Transmission
TBC IGN 0Truck Body Controller
VEH CHMSLVehicle and Trailer High Mounted Stoplamp
LT TRLR ST/TRNLeft Turn Signal/Stop Trailer
LT TRNLeft Turn Signals and Sidemarkers
VEH STOPVehicle Stoplamps, Brake Module, Electronic Throttle Control Module
RT TRLR ST/TRNRight Turn Signal/Stop Trailer
RT TRNRight Turn Signals and Sidemarkers
BODYHarness Connector
DDMDriver Door Module
LOCKSRear Doors and Liftgate Power Lock Relay Feed
ECC2003: Not Used
2004-2007: Liftgate
TBC 2CTruck Body Controller
FLASHFlasher Module
CB LT DOORSLeft Rear Power Window Circuit Breaker and Driver Door Module
TBC 2BTruck Body Controller
TBC 2ATruck Body Controller
AUX PWR 22003-2004: Instrument Panel Outlets, Rear Cargo Area Power Outlets

2005-2007: Midgate Controller (SUT Only) - Circuit Breaker

Center Instrument Panel Utility Block

It is located underneath the instrument panel, to the left of the steering column.Center Instrument Panel Utility Block: Hummer H2 (2002, 2003, 2004, 2005, 2006, 2007)

SEO2003-2005: Special Equipment Option/Off-road Lamps Harness Connector

2006-2007: Special Equipment Option
TRAILER2003-2005: Trailer Brake Wiring

2006-2007: Trailer Brake Wiring, Off-Road Lamps Harness Connector
UPFITUpfitter (Not Used)
SL RIDERide Control (Not Used)
HDLNR 2Headliner Wiring Connector 2
BODYBody Wiring Connector
DEFOGRear Defogger Relay
HDLNR 1Headliner Wiring Connector 1
CB SEATDriver and Passenger Seat Module Circuit Breaker
CB RT DOORRear Right Power Window, Passenger Door Module
INFOInfotainment Unit (Not Used)


Engine Compartment Fuse Box

Fuse box location

The location of the fuses in the engine compartment: Hummer H2 (2002-2007)

Fuse box diagrams

2003-2004Under-hood fuse box diagram: Hummer H2 (2002, 2003, 2004)

2005Under-hood fuse box diagram: Hummer H2 (2005)

2006Under-hood fuse box diagram: Hummer H2 (2006)

2007Under-hood fuse box diagram: Hummer H2 (2007)



Assignment of the fuses and relay in the engine compartment
CUST FEEDGasoline Accessory Power
HYBRID2005: Hybrid
2006-2007: Not Used
WSW/HTRHeated Windshield Washer (Special Edition Only)
STUD #1Accessory Power/Trailer Wiring
MBEC 1Mid Bussed Electrical Center Power Feed, Front Seats, Right Doors
BLWR / BLOWERFront Climate Control Fan
LBEC 2Left Bussed Electrical Center, Door Modules, Door Locks, Auxiliary Power Outlet—Rear Cargo Area and Instrument Panel
STUD #2Accessory Power/Trailer Wiring Brake Feed
ABSAnti-lock Brakes
VSES/ECASElectronically Controlled Air Suspension
IGN AIgnition Switch
IGN BIgnition Switch
LBEC 1Left Bussed Electrical Center, Left Doors, Truck Body Controller, Flasher Module
TRL PARKParking Lamps Trailer Wiring
RR PARKPassenger’s Side Rear Parking and Sidemarker Lamps
LR PARKDriver’s Side Rear Parking and Sidemarker Lamps
PARK LPParking Lamps Relay
STRTR / STARTERStarter Relay
INTPARKRoof Marker Lamps
STOP LPStoplamps
TBC BATTTruck Body Controller Battery Feed
SEO B2Off-Road Lamps
4WS2003-2005: Vent Solenoid Canister
2006-2007: Not Used
AUX PWR2003-2004: Auxiliary Power Outlet - Console
2005-2007: Instrument Panel Outlets, Rear Cargo Area Power Outlets, Console
PCM 1Powertrain Control Module
ETC/ECMElectronic Throttle Control, Electronic Brake Controller
IGN EInstrument Panel Cluster, Air Conditioning Relay, Turn Signal/Hazard Switch, Starter Relay, Electronic Brake Controller TC2 Mode Switch
RTDElectronic Brake Controller Battery Feed
TRL B/UBackup Lamps Trailer Wiring
F/PMPFuel Pump (Relay)
B/U LPBack-up Lamps, Automatic Transmission Shift Lock Control System
RR DEFOGRear Window Defogger
HDLP-HIHeadlamp High Beam Relay
AIRBAG / SIRSupplemental Inflatable Restraint System
FRT PARKFront Parking Lamps, Sidemarker Lamps
DRLDaytime Running Lamps (Relay)
SEO IGNRear Defog Relay
TBC IGN1Truck Body Controller Ignition
HI HDLP-LTDriver’s Side High Beam Headlamp
LH HIDNot Used
DRLDaytime Running Lamps
RVCRegulated Voltage Control
IPC/DICInstrument Panel Cluster/ Driver Information Center
HVAC/ECASClimate Control Controller/Electronically Controlled Air Suspension
CIG LTRCigarette Lighter
HI HDLP-RTPassenger’s Side High Beam Headlamp
HDLP-LOWHeadlamp Low Beam Relay
A/C COMPAir Conditioning Compressor Relay
A/C COMPAir Conditioning Compressor
TCMBTransmission Control Module
RR WPRRear Wiper/Washer
RADIOAudio System
SEO B1Mid Bussed Electrical Center, Universal Home Remote System, Rear Heated Seats
LO HDLP-LTDriver’s Side Headlamp Low Beam
BTSIBrake Transmission Shift Interlock System
CRNKStarting System
LO HDLP-RTPassenger’s Side Headlamp Low Beam
FOG LPNot Used
FOG LPNot Used
HORNHorn Relay
W/S WASHWindshield and Rear Window Washer Pump Relay
W/S WASHWindshield and Rear Window Washer Pump
RADIO AMPRadio Amplifier
RH HIDNot Used
EAPNot Used
TRECFour-Wheel Drive Module
SBANot Used
INJ2Ignition Coil, Fuel Injectors-Bank 2
INJ1Ignition Coil, Fuel Injectors-Bank 1
O2AOxygen Sensors.
O2BOxygen Sensors.
IGN1Ignition 1
PCM BPowertrain Control Module, Fuel Pump.
SBASupplemental Brake Assist / Not Used.