Hummer H2. Manual - part 1035

S375

in) down from the rear 
differential lock actuator on 
the chassis harness

Harness Routing 

Views

-

S376

In the chassis harness, 
approximately 63.5 cm (25 
in) down from the rear 
differential lock actuator on 
the chassis harness

Harness Routing 

Views

-

S380

In the passenger seat 
harness, approximately 21 
cm (8.4 in) from the seat 
adjuster switch between the 
lumbar bolster switch and 
seat adjuster switch on the 
right side of the seat

-

-

S381

In the passenger seat 
harness, approximately 16 
cm (5.4 in) from the lumbar 
bolster switch between the 
seat adjuster switch and the 
lumbar switch on the right 
side of the seat

-

-

S390

In the body harness, at the 
left side near the B-pillar, 
approximately 18.5 cm (7 
in) from the junction of the 
SIR module and driver seat 
harness to the body harness

Harness Routing 

Views

-

S391

In the chassis harness, at the 
right rear frame rail, 
approximately 15 cm (6 in) 
from the junction of the 
right rear air suspension 
sensor to the chassis 
harness

Harness Routing 

Views

-

S392

In the chassis harness, at the 
right rear frame rail, 
approximately 30 cm (12 
in) from the junction of the 
right rear air suspension 
harness to the chassis 
harness

Harness Routing 

Views

-

S393 (KA7)

In the right rear seat 
harness, approximately 34 
cm (13 in) from the heated 
seat module towards inline 

-

-

 

2004 Hummer H2 

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

  

connector C380

S411

In the body harness, 
towards the left rear D-
pillar speaker connector, 
approximately 15.2 cm (6 
in) from the junction of the 
left rear marker lamp to the 
body harness

Harness Routing 

Views

-

S412

In the body harness, along 
the top left rear of vehicle, 
approximately 27.5 cm (10 
in) from the junction of the 
left rear side marker lamp 
to the body harness

Harness Routing 

Views

-

S413

In the air suspension 
harness at the rear 
underside of the vehicle

-

-

S414

In the air suspension 
harness at the rear 
underside of the vehicle

-

-

S480

In the body harness, along 
the top right rear of vehicle, 
approximately 28 cm (11 
in) from the junction of 
inline C420

Harness Routing 

Views

-

S720

In the right rear door 
harness, approximately 12 
cm (4 in) from the junction 
of the speaker connector 
harness to the door harness

-

-

S820

Approximately 11.5 cm (4 
in) from the junction of the 
door courtesy lamp 
connector harness to the 
door harness

-

-

S900

At the left side of the 
liftgate near the junction of 
the right rear defogger 
connector to the liftgate 
harness

Harness Routing 

Views

-

S901

At the lower right side of 
the liftgate, approximately 
10 cm (4 in) from the 
junction of the rear wiper 
motor connector to the 
liftgate harness

Harness Routing 

Views

-

 

2004 Hummer H2 

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

  

POWER AND GROUNDING COMPONENT VIEWS 

S902

At the lower right side of 
the liftgate, approximately 
6.5 cm (2.5 in) from the 
right liftgate ajar switch 
junction to the liftgate 
harness

Harness Routing 

Views

-

SP205

On the left side of the I/P 
near the footwell courtesy 
lamp on the I/P harness

Data Link 

Communications 

Component Views in 

Data Link 

Communications

Splice Pack Connector 

End Views

SP206

On the left side of the I/P 
on the I/P harness near the 
steering column inline 
connector

Data Link 

Communications 

Component Views in 

Data Link 

Communications

Splice Pack Connector 

End Views

SP207

On the left side of the I/P 
near the left kick panel on 
the body harness

Data Link 

Communications 

Component Views in 

Data Link 

Communications

Splice Pack Connector 

End Views

SP410

Inside the right rear cargo 
area at the middle of the 
right rear D-pillar

Power and Grounding 

Component Views

Splice Pack Connector 

End Views

 

2004 Hummer H2 

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

  

Fig. 1: Fuse Block - Underhood - Stud #1 and Stud #2 Component Views 
Courtesy of GENERAL MOTORS CORP. 

Callouts For Fig. 1 

Callout

Component Name

1

Stud #2 - Trailer Connector Power Feed

2

Stud #1

3

Fuse Block - Underhood

4

IP Harness

5

C102

 

2004 Hummer H2 

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