Hummer H2. Manual — part 1057

vehicle

Lighting Systems

in Lighting Systems

Tail/Stop Lamp - Right

On the right rear of the
vehicle

Lighting Systems

Component Views in

Lighting Systems

Lighting Systems

Connector End Views

in Lighting Systems

Throttle Actuator Control

(TAC) Assembly

Mounted to the throttle
body assembly on top of the
engine

Engine Controls

Component Views in

Engine Controls - 6.0L

Engine Controls

Connector End Views

in Engine Controls -

6.0L

Throttle Actuator Control

(TAC) Module

At the left rear of the engine
compartment attached to
the forward dash panel

Engine Controls

Component Views in

Engine Controls - 6.0L

Engine Controls

Connector End Views

in Engine Controls -

6.0L

Torque Converter Clutch

(TCC) Solenoid Valve

(4L60-E)

In the automatic
transmission

Automatic

Transmission

Electronic Component

Views in Automatic

Transmission - 4L60-E

Automatic

Transmission Internal

Connector End Views

in Automatic

Transmission - 4L60-E

Torque Converter Clutch

(TCC) Pulse Width

Modulation (PWM)

Solenoid Valve (4L60-E)

In the automatic
transmission

Automatic

Transmission

Electronic Component

Views in Automatic

Transmission - 4L60-E

Automatic

Transmission Internal

Connector End Views

in Automatic

Transmission - 4L60-E

Tow/Haul Switch

At the left center of the I/P
to the left of the HVAC
control head

ABS Component

Views in Anti-lock

Brake System

Automatic

Transmission Related
Connector End Views

in Automatic

Transmissions - 4L60-E

Traction Control Switch On the left side of the I/P

ABS Component

Views in Anti-lock

Brake System

ABS Connector End

Views in Anti-lock

Brake System

Trailer Receptacle

At the rear of the vehicle
below the rear bumper

Power and Grounding

Component Views

Power and Grounding

Connector End Views

Transfer Case

Under the center of the
vehicle attached to the
automatic transmission

Transfer Case Control

Component Views in

Transfer Case - BW

4484

Transfer Case Control

Connector End Views

in Transfer Case - BW

4484

Transfer Case Shift

Control Module

At the base of the steering
column in back of the left
knee bolster

Transfer Case Control

Component Views in

Transfer Case - BW

4484

Transfer Case Control

Connector End Views

in Transfer Case - BW

4484

Transfer Case Shift

Control Switch

Center of I/P to the left of
the radio/navigation unit

Transfer Case Control

Component Views in

Transfer Case - BW

4484

Transfer Case Control

Connector End Views

in Transfer Case - BW

4484

Lighting Systems

Lighting Systems

2004 Hummer H2

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

Turn Signal Lamp - LR

On the left rear of vehicle

Component Views in

Lighting Systems

Connector End Views

in Lighting Systems

Turn Signal Lamp - RR On the left rear of vehicle

Lighting Systems

Component Views in

Lighting Systems

Lighting Systems

Connector End Views

in Lighting Systems

Turn

Signal/Multifunction

Switch

On the left side of the
steering assembly

Lighting Systems

Component Views in

Lighting Systems

-

Underhood Lamp (If

Equipped)

On the underside of the
hood

Lighting Systems

Component Views in

Lighting Systems

Lighting Systems

Connector End Views

in Lighting Systems

Vanity Mirror Lamp -

Left

On the headliner above the
driver

Lighting Systems

Component Views in

Lighting Systems

Lighting Systems

Connector End Views

in Lighting Systems

Vanity Mirror Lamp

Right

On the headliner above the
passenger

Lighting Systems

Component Views in

Lighting Systems

Lighting Systems

Connector End Views

in Lighting Systems

Vehicle Communication

Interface Module

At the center of the I/P
below the HVAC control
module

Cellular

Communication

Component Views in

Cellular

Communication

Cellular

Communication

Connector End Views

in Cellular

Communication

Vehicle Speed Sensor

(VSS) - Transmission

On the right rear of the
automatic transmission

Automatic

Transmission

Electronic Component

Views in Automatic

Transmission - 4L60-E

Automatic

Transmission Related
Connector End Views

in Automatic

Transmission - 4L60-E

Wheel Speed Sensor

(WSS) - LF

On the left front hub and
bearing assembly

ABS Component

Views in Anti-lock

Brake System

ABS Connector End

Views in Anti-lock

Brake System

Wheel Speed Sensor

(WSS) - LR

On the left rear hub and
bearing assembly

ABS Component

Views in Anti-lock

Brake System

ABS Connector End

Views in Anti-lock

Brake System

Wheel Speed Sensor

(WSS) - RF

On the right front hub and
bearing assembly

ABS Component

Views in Anti-lock

Brake System

ABS Connector End

Views in Anti-lock

Brake System

Wheel Speed Sensor

(WSS) - RR

On the right rear hub and
bearing assembly

ABS Component

Views in Anti-lock

Brake System

ABS Connector End

Views in Anti-lock

Brake System

Window/Door Lock

Switch - Driver

On the left door trim panel
armrest

Power Door Systems
Component Views in

Doors

Power Door Systems

Connector End Views

in Doors

Window/Door Lock

Switch - Front Passenger

On the right front door trim
panel

Power Door Systems
Component Views in

Doors

Power Door Systems

Connector End Views

in Doors

2004 Hummer H2

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

Window Motor - Front

Passenger

In the passenger door

Power Door Systems
Component Views in

Doors

Power Door Systems

Connector End Views

in Doors

Window Motor - Driver In the driver door

Power Door Systems
Component Views in

Doors

Power Door Systems

Connector End Views

in Doors

Window Motor - LR

In the left rear door

Power Door Systems
Component Views in

Doors

Power Door Systems

Connector End Views

in Doors

Window Motor - RR

In the right rear door

Power Door Systems
Component Views in

Doors

Power Door Systems

Connector End Views

in Doors

Window Switch - LR

In the left rear door trim
panel

Power Door Systems
Component Views in

Doors

Power Door Systems

Connector End Views

in Doors

Window Switch - RR

In the right rear door trim
panel

Power Door Systems
Component Views in

Doors

Power Door Systems

Connector End Views

in Doors

Windshield Washer Fluid

Level Switch

At the bottom right front of
the washer fluid container

Wiper/Washer System

Component Views in

Wipers/Washer

Systems

Wiper/Washer System

Connector End Views

in Wipers/Washer

Systems

Window Washer Fluid

Pump - Reversible

At the rear of the washer
fluid container

Wiper/Washer System

Component Views in

Wipers/Washer

Systems

Wiper/Washer System

Connector End Views

in Wipers/Washer

Systems

Windshield

Wiper/Washer Module

Near the center of the front
cowling

Wiper/Washer System

Component Views in

Wipers/Washer

Systems

Wiper/Washer System

Connector End Views

in Wipers/Washer

Systems

Windshield Wiper

(WSW)/Washer Switch

Part of the multifunction
switch on the steering
column assembly

Wiper/Washer System

Component Views in

Wipers/Washer

Systems

Wiper/Washer System

Connector End Views

in Wipers/Washer

C100 (16 cavities)

I/P harness to the engine
harness, under the fuse
block - underhood

Harness Routing

Views

Inline Harness

Connector End Views

C101 (10 cavities)

I/P harness to the engine
harness, under the fuse
block - underhood

Harness Routing

Views

Inline Harness

Connector End Views

C102 (12 cavities)

Chassis harness to the I/P
harness, on the back rear
side of the fuse block -
underhood

Harness Routing

Views

Inline Harness

Connector End Views

I/P harness to forward lamp

2004 Hummer H2

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

C103 (14 cavities)

harness, attached to the
front side of the fuse block -
underhood

Harness Routing

Views

Inline Harness

Connector End Views

C104 (12 cavities)

I/P harness to chassis
harness, at the left side of
the engine compartment
near the fuse block -
underhood

Harness Routing

Views

Inline Harness

Connector End Views

C105 (1 cavity)

I/P harness to chassis
harness, at the left side of
the engine compartment
near the wheel well

Harness Routing

Views

Inline Harness

Connector End Views

C106 (12 cavities)

Chassis harness to engine
harness, under the fuse
block - underhood

Harness Routing

Views

Inline Harness

Connector End Views

C115 (2 cavities)

Engine harness to knock
sensor harness, at the top
left rear of the engine

Harness Routing

Views

Inline Harness

Connector End Views

C148 (8 cavities)

Engine harness to the odd
ignition coil harness, on the
top left side of the engine

Harness Routing

Views

Inline Harness

Connector End Views

C158 (8 cavities)

Engine harness to the even
ignition coil harness, at the
top right rear of the engine

Harness Routing

Views

Inline Harness

Connector End Views

C175 (20 cavities)

Engine harness to the
automatic transmission
harness, at the right side of
the automatic transmission

Harness Routing

Views

Inline Harness

Connector End Views

C200 (16 cavities)

I/P harness to body harness,
on the left side of the I/P
under the left kick panel

Harness Routing

Views

Inline Harness

Connector End Views

C201 (4 cavities)

I/P harness to body harness,
on the left side of the I/P
behind the left kick panel

Harness Routing

Views

Inline Harness

Connector End Views

C202 (52 cavities)

I/P harness to steering
column harness, below the
steering column attached to
the transfer case shift
control bracket, in back of
the left I/P knee bolster

Harness Routing

Views

Inline Harness

Connector End Views

C203 (2 cavities)

I/P harness to steering
column harness, below the
steering column, in back of
the left I/P knee bolster

Harness Routing

Views

Inline Harness

Connector End Views

Headliner harness to I/P

2004 Hummer H2

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