Hummer H2. Manual - part 1043

Fuse

15A

Trailer Wiring

RR PARK Fuse

10A

Tail/Stop Lamp - Right, License Lamp - Right, Side Marker Lamp - Right 
Rear

LR PARK Fuse

10A

Tail/Stop Lamp - Left, License Lamp - Left, Side Marker Lamp - Left Rear

INT PARK RF 
Fuse

10A

SIR Defeat Switch, Clearance Lamps, Marker Lamps, Trailer Jumper

STOP LP Fuse

25A

Stop Lamp Switch

TBC BATT 
Fuse

10A

BCM

PARK LP Relay

-

TRLR PARK Fuse, LR PARK Fuse, RR PARK Fuse, F PARK Fuse, 
MARKER LP Fuse

STARTER 
Relay

-

Starter

SUNROOF Fuse 25A

Sunroof Relay

SEO B2 Fuse

30A

Electronic Brake Control Module (EBCM)

4WS Fuse

15A

EVAP Canister Vent Solenoid

RR HVAC

30A

Rear HVAC Module - w/C69

AUX PWR 1 
Fuse

20A

Accessory Outlets - Console

PCM 1 Fuse

15A

Evaporative Emission (EVAP) Canister Purge Solenoid, Powertrain Control 
Module (PCM), Mass Air Flow (MAF) Sensor/Intake Air Temperature (IAT) 
Sensor

ETC/ECM Fuse

15A

Throttle Actuator Control (TAC), Electronic Brake Control Module (EBCM)

INJ 1 Fuse

15A

Odd Ignition Coils, Odd Fuel Injectors

INJ 2 Fuse

15A

Even Ignition Coils, Even Fuel Injectors

IGN E Fuse

10A

A/C Compressor Relay, I/P Cluster, Turn/Hazard Switch

RTD Fuse

30A

Not Used

TRL B/U Fuse

10A

BCM Module, Trailer Connector

PCM B Fuse

20A

Fuel Pump Relay, PCM

F/PMP Relay

-

Fuel Pump

O2 Sensor A 
Fuse

15A

Heated Oxygen Sensors - Left/Right - Before Catalytic Converter

B/U LP Fuse

20A

Park/Neutral Position Switch (PNP)

RR DEFOG 
Fuse

30A

DEFOG Relay

HDLP-HI Relay

-

High Beam - Left, High Beam - Right

O2 B Fuse

15A

Heated Oxygen Sensors - Left/Right - After Catalytic Converter

SIR Fuse

15A

Inflatable Restraint I/P Module Disable Switch, Inflatable Restraint Sensing 
and Diagnostic Module (SDM)

FRT PARK 
Fuse

10A

LF/RF Park/Turn Lamps, LF/RF Side Marker Lamps

SEO IGN Fuse

10A

Rear Defogger Relay

 

2004 Hummer H2 

2004 ACCESSORIES & EQUIPMENT Wiring Systems (Component List) - Hummer H2

  

TBC IGN 1 
Fuse

10A

Body Control Module (BCM)

HI HDLP - LT 
Fuse

10A

Headlamp - High Beam - Left

LH HID Fuse

20A

Not Used

DRL Relay

-

DRL - Left, DRL - Right

DRL Fuse

10A

Daytime Running Lamps (DRL) Relay

IPC/DIC Fuse

10A

Instrument Panel Cluster (IPC)

HVAC/ECAS 
Fuse

10A

HVAC Control Module, Air Suspension Module

CIG LTR Fuse

15A

Cigar Lighter, Data Link Connector (DLC)

HI HDLP RT 
Fuse

10A

Highbeam Headlamp - Right

HDLP-LOW 
Relay

-

Headlamp - Low Beam - Left, Headlamp - Low Beam - Right

A/C COMP 
Relay

-

A/C Compressor Clutch Assembly

A/C COMP 
Fuse

10A

A/C Compressor Clutch Relay

RR WPR

25A

Rear Window Wiper Motor

RADIO Fuse

15A

Radio, Rear Seat Audio (RSA)

SEO B1 Fuse

15A

Heated Seat Module - LR/RR, Garage Door Opener

LO HDLP - LT 
Fuse

10A

Headlamp - Low Beam - Left

BTSI Fuse

10A

Stoplamp Switch, Floor Shifter Shift Lock Control Solenoid

CRANK Fuse

10A

Ignition Switch, PCM Module

LO HDLP - RT 
Fuse

10A

Headlamp - Low Beam - Right

FOG LP Relay

-

Not Used

FOG LP Fuse

15A

Not Used

HORN Relay

-

Horn - Low Note, Horn - High Note

W/S WASH 
Relay

-

Front Windshield Washer Motor and Module

W/S WASH 
Fuse

15A

W/S WASH Relay, Front Windshield Washer Motor and Module

INFO Fuse

15A

Vehicle Communication Interface Module (VCIM)

RADIO AMP 
Fuse

30A

Radio Amplifier

RH HID Fuse

20A

Not Used

HORN Fuse

15A

Horn - High/Low Note

EAP Fuse

15A

Not Used

TREC Fuse

30A

Transfer Case Control Module

 

2004 Hummer H2 

2004 ACCESSORIES & EQUIPMENT Wiring Systems (Component List) - Hummer H2

  

Fuse Block - Underhood Top View 

Fig. 30: Fuse Block - Underhood Top View 
Courtesy of GENERAL MOTORS CORP. 

Fuse Block - Underhood Bottom View 

SBA Fuse

15A

Not Used

 

2004 Hummer H2 

2004 ACCESSORIES & EQUIPMENT Wiring Systems (Component List) - Hummer H2

  

Fig. 31: Fuse Block - Underhood Bottom View 
Courtesy of GENERAL MOTORS CORP. 

Fuse Block Terminal Identification - Underhood C1 

Connector Part 

z

12193905  

 

2004 Hummer H2 

2004 ACCESSORIES & EQUIPMENT Wiring Systems (Component List) - Hummer H2