Hummer H2. Manual — part 1029

Courtesy/Reading Lamp

- Center

In the middle of the
headliner

Lighting Systems

Component Views in

Lighting Systems

Lighting Systems

Connector End Views

in Lighting Systems

Courtesy/Reading Lamp

- Left Front

In the left front of the
overhead console

Lighting Systems

Component Views in

Lighting Systems

Lighting Systems

Connector End Views

in Lighting Systems

Courtesy/Reading Lamp

- Rear

In the rear of the headliner

Lighting Systems

Component Views in

Lighting Systems

Lighting Systems

Connector End Views

in Lighting Systems

Courtesy/Reading Lamp

- Right Front

At the right front of the
overhead console

Lighting Systems

Component Views in

Lighting Systems

Lighting Systems

Connector End Views

in Lighting Systems

Crankshaft Position

(CKP) Sensor

At the lower right rear side
of the engine block behind
the starter solenoid

Engine Controls

Component Views in

Engine Controls - 6.0L

Engine Controls

Connector End Views

in Engine Controls -

6.0L

Cruise Control On/Off

Switch

Part of the multifunction
turn signal lever

Steering Wheel and

Column Component

Views in Steering

Wheel and Column

Steering Wheel and

Column Connector

End Views in Steering

Wheel and Column

Data Link Connector

(DLC)

On the left lower dash
below the steering column

Data Link

Communications

Component Views in

Data Link

Communications

Data Link

Communications

Connector End Views

in Data Link

Communications

Daytime Running Lamp

(DRL) - Left

Below the left headlamp
assembly

Lighting Systems

Component Views in

Lighting Systems

Lighting Systems

Connector End Views

in Lighting Systems

Daytime Running Lamp

(DRL) - Right

Below the right headlamp
assembly

Lighting Systems

Component Views in

Lighting Systems

Lighting Systems

Connector End Views

in Lighting Systems

Door Latch Assembly -

Driver

In the center rear of the
driver door

Power Door Systems
Component Views in

Doors

Power Door Systems

Connector End Views

in Doors

Door Latch Assembly -

Passenger

In the center rear of the
passenger door

Power Door Systems
Component Views in

Doors

Power Door Systems

Connector End Views

in Doors

Door Latch Assembly -

LR

In the center rear of the LR
passenger door

Power Door Systems
Component Views in

Doors

Power Door Systems

Connector End Views

in Doors

Door Latch Assembly -

RR

In the center rear of the RR
passenger door

Power Door Systems
Component Views in

Doors

Power Door Systems

Connector End Views

in Doors

Door Lock Switch -

Driver

On the left door trim panel
armrest

Power Door Systems
Component Views in

Power Door Systems

Connector End Views

2004 Hummer H2

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

Doors

in Doors

Door Lock Switch -

Passenger

On the right door trim panel
armrest

Power Door Systems
Component Views in

Doors

Power Door Systems

Connector End Views

in Doors

Door Lock Switch - Rear

At the right rear of cargo
area near the D-pillar

Power Door Systems
Component Views in

Doors

Power Door Systems

Connector End Views

in Doors

Door Window Motor -

Driver

In the left front driver door

Power Door Systems
Component Views in

Doors

Power Door Systems

Connector End Views

in Doors

Door Window Motor -

Front Passenger

In the right front passenger
door

Power Door Systems
Component Views in

Doors

Power Door Systems

Connector End Views

in Doors

Driver Door Module

(DDM)

In the driver door panel,
part of the switch assembly

Power Door Systems
Component Views in

Doors

Power Door Systems

Connector End Views

in Doors

Electronic Brake Control

Module (EBCM)

On the left side of the inner
frame rail, under drivers
seat floor board

ABS Component

Views in Anti-lock

Brake System

ABS Connector End

Views in Anti-lock

Brake System

Electronically Controlled

Air Suspension Relay

At the left side of the
engine compartment near
the lower left wheel well
attached to the chassis
harness

Suspension Controls

Component Views in

Air Suspension

Suspension Controls

Connector End Views

in Air Suspension

Engine Coolant

Temperature (ECT)

Sensor

In the left cylinder head, in
front of the #1 cylinder
exhaust port

Engine Controls

Component Views in

Engine Controls - 6.0L

Engine Controls

Connector End Views

in Engine Controls -

6.0L

Exhaust Gas

Recirculation (EGR)

Valve

On the top right front of the
engine assembly

Engine Controls

Component Views in

Engine Controls - 6.0L

Engine Controls

Connector End Views

in Engine Controls -

6.0L

Encoder Motor - Transfer

Case

Attached to the transfer
case

Transfer Case Control

Component Views in

Transfer Case - BW

4484

Transfer Case Control

Connector End Views

in Transfer Case - BW

4484

Engine Oil Level Switch

Lower right side of the oil
pan

Engine Controls

Component Views in

Engine Controls - 6.0L

Engine Controls

Connector End Views

in Engine Controls -

6.0L

Engine Oil Pressure

(EOP) Sensor

At the rear of the engine on
the left side of the center

Instrument Panel,

Gauges, and Console

Component Views in

Instrument Panel,

Gauges and Console

Instrument Panel,

Gauges, and Console

Connector End Views

in Instrument Panel,

Gauges and Console

2004 Hummer H2

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

Evaporative Emission

(EVAP) Canister Purge

Solenoid

On the top right front of the
engine

Engine Controls

Component Views in

Engine Controls - 6.0L

Engine Controls

Connector End Views

in Engine Controls -

6.0L

Evaporative Emission

(EVAP) Canister Vent

Solenoid

At the front right side of the
fuel tank

Engine Controls

Component Views in

Engine Controls - 6.0L

Engine Controls

Connector End Views

in Engine Controls -

6.0L

Flasher Module

On the back side of the fuse
block - I/P

Electrical Center

Identification Views

-

Front Passenger Door

Module (FPDM)

In the front passenger door
trim panel, part of the door
switch assembly

Power Door Systems
Component Views in

Doors

Power Door Systems

Connector End Views

in Doors

Fuel Injector 1

On the left side of the
intake manifold near the
front of the engine at the #1
cylinder port

Engine Controls

Component Views in

Engine Controls - 6.0L

Engine Controls

Connector End Views

in Engine Controls -

6.0L

Fuel Injector 2

On the right side of the
intake manifold near the
front of the engine at the #2
cylinder port

Engine Controls

Component Views in

Engine Controls - 6.0L

Engine Controls

Connector End Views

in Engine Controls -

6.0L

Fuel Injector 3

On the left side of the
intake manifold near the
middle of the engine at the
#3 cylinder port

Engine Controls

Component Views in

Engine Controls - 6.0L

Engine Controls

Connector End Views

in Engine Controls -

6.0L

Fuel Injector 4

On the right side of the
intake manifold near the
middle of the engine at the
#4 cylinder port

Engine Controls

Component Views in

Engine Controls - 6.0L

Engine Controls

Connector End Views

in Engine Controls -

6.0L

Fuel Injector 5

On the left side of the
intake manifold near the
middle of the engine at the
#5 cylinder port

Engine Controls

Component Views in

Engine Controls - 6.0L

Engine Controls

Connector End Views

in Engine Controls -

6.0L

Fuel Injector 6

On the right side of the
intake manifold near the
middle of the engine at the
#6 cylinder port

Engine Controls

Component Views in

Engine Controls - 6.0L

Engine Controls

Connector End Views

in Engine Controls -

6.0L

Fuel Injector 7

On the left side of the
intake manifold near the
rear of the engine at the #7
cylinder port

Engine Controls

Component Views in

Engine Controls - 6.0L

Engine Controls

Connector End Views

in Engine Controls -

6.0L

Fuel Injector 8

On the right side of the
intake manifold near the
rear of the engine at the #8
cylinder port

Engine Controls

Component Views in

Engine Controls - 6.0L

Engine Controls

Connector End Views

in Engine Controls -

6.0L

2004 Hummer H2

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

Fuel Pump and Sender

Assembly

In the fuel tank

Engine Controls

Component Views in

Engine Controls - 6.0L

Engine Controls

Connector End Views

in Engine Controls -

6.0L

Fuel Tank Pressure (FTP)

Sensor

Part of the fuel pump and
sender assembly in the fuel
tank

Engine Controls

Component Views in

Engine Controls - 6.0L

Engine Controls

Connector End Views

in Engine Controls -

6.0L

Fuse Block - I/P

On the lower left side of the
I/P behind the access panel

Electrical Center

Identification Views

Electrical Center

Identification Views

Fuse Block - Underhood

At the left side of the
engine compartment near
the battery

Electrical Center

Identification Views

Electrical Center

Identification Views

Garage Door Opener

Mounted in the overhead
console

Garage Door Opener

Component Views in

Garage Door Opener

Garage Door Opener

Connector End Views

in Garage Door Opener

Generator

Top left front of the engine

Engine Electrical

Component Views in

Engine Electrical

Engine Electrical

Connector End Views

in Engine Electrical

Global Positioning

Satellite (GPS) Antenna

Attached to the left front
roof of vehicle

Cellular

Communication

Component Views in

Cellular

Communication

Cellular

Communication

Connector End Views

in Cellular

Communication

Headlamp - Left

On the left front of the
vehicle

Lighting Systems

Component Views in

Lighting Systems

Lighting Systems

Connector End Views

in Lighting Systems

Headlamp - Right

On the right front of the
vehicle

Lighting Systems

Component Views in

Lighting Systems

Lighting Systems

Connector End Views

in Lighting Systems

Headlamp and Panel

Dimmer Switch

On the left side of the I/P

Lighting Systems

Component Views in

Lighting Systems

Lighting Systems

Connector End Views

in Lighting Systems

Heated Oxygen Sensor

(HO2S) Bank 1 Sensor 1

In the left exhaust pipe after
the catalytic converter

Engine Controls

Component Views in

Engine Controls - 6.0L

Engine Controls

Connector End Views

in Engine Controls -

6.0L

Heated Oxygen Sensor

(HO2S) Bank 1 Sensor 2

In the left exhaust pipe after
the catalytic converter

Engine Controls

Component Views in

Engine Controls - 6.0L

Engine Controls

Connector End Views

in Engine Controls -

6.0L

Heated Oxygen Sensor

(HO2S) Bank 2 Sensor 1

In the right exhaust pipe
before the catalytic
converter

Engine Controls

Component Views in

Engine Controls - 6.0L

Engine Controls

Connector End Views

in Engine Controls -

6.0L

2004 Hummer H2

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