Hummer H2. Manual — part 2088

Fig. 1: Seat Belt
Courtesy of GENERAL MOTORS CORP.

COMPONENT LOCATOR

SEAT BELT COMPONENT VIEWS

2004 Hummer H2

2004 RESTRAINTS Seat Belts - Hummer H2

Fig. 2: Seat Belt Switch Component Views
Courtesy of GENERAL MOTORS CORP.

Callouts For Fig. 2

SEAT BELT CONNECTOR END VIEWS

Seat Belt Terminal Identification Switch

Callout

Component Name

1

Seat Bolster Motor - Driver

2

Seat Lumbar Motor - Driver

3

Heated Seat Element - Driver Cushion

4

C333

5

Seat Belt Switch Connector

6

Heated Seat Element - Driver Cushion Connector

2004 Hummer H2

2004 RESTRAINTS Seat Belts - Hummer H2

DIAGNOSTIC INFORMATION AND PROCEDURES

DIAGNOSTIC STARTING POINT - SEAT BELTS

Begin the system diagnosis by reviewing the Seat Belt System Description and Operation . Reviewing the
Description and Operation will help identify the correct symptom diagnostic procedure when a malfunction
exists. The Description and Operation will also assist in determining if the condition described by the customer
is normal system operation. Refer to Symptoms - Seat Belts in order to identify the correct procedure for
diagnosing the system and where the procedure is located.

OPERATIONAL AND FUNCTIONAL CHECKS

Perform the following inspection from the driver seat:

1. Turn the ignition switch to the ON position. Verify proper operation of the seat belt reminder lamp with

the belt buckled and with the belt unbuckled.

2. Inspect the shoulder belt guide in order to ensure that the following conditions are met:

z

The shoulder belt guide swivels freely.

z

The seat belt webbing is seated flatly in the guide slot.

Connector Part Information

z

12047663

z

2-Way M Metri-Pack 150 Series Sealed (BK)

Pin

Wire Color

Circuit No.

Function

A

BK/WH

238

Seat Belt Switch-Left

B

YE

234

Seat Belt Indicator Control

IMPORTANT: If the vehicle has been in a collision, refer to Repairs and Inspections Required

After a Collision for additional information.

2004 Hummer H2

2004 RESTRAINTS Seat Belts - Hummer H2

z

The seat belt webbing does not bind.

3. Verify that the seat belt buckle faces inboard and is accessible.

4. Verify that the seat belt retractor units are securely attached.

5. Verify that the seat belt anchor bolts are secure.

6. Fully extend the seat belt webbing. Verify that the seat belt webbing does not have any twists or tears.

7. Allow the seat belt webbing to retract. Verify that the seat belt webbing returns freely and completely

back into the retractor.

8. Snap the seat belt latch plate into the buckle.

9. Sharply tug on the seat belt latch plate and the buckle. Verify that the seat belt latch plate and the buckle

remain locked when tugged.

10. Push the button on the buckle.

z

Verify that the seat belt latch plate releases easily from the buckle.

z

Verify that the button returns to its original position.

Repeat the inspection procedure, steps 2-10, from the front passenger seat.

Test the function of the automatic locking child restraint feature:

1. To engage the automatic locking feature, pull the belt to the fully extended position. Allow the belt to

retract to the proper position for the child seat and fasten the latch plate to the buckle. As the belt retracts,
a ratcheting sound should be heard.

2. To disengage the automatic locking feature, allow the belt to retract to the fully stowed position. Before

the belt is completely stowed, the cinch feature will reset, the ratcheting sound will stop and the belt will
extract freely.

Perform the following steps in order to inspect the center seat belts:

1. Verify that the center seat belts are accessible.

2. Verify that the center seat belts have no twists or tears in the webbing.

3. Snap the center seat belt latch plate into the buckle.

4. Sharply tug on the seat belt latch plate and the buckle. Verify that the seat belt latch plate and the buckle

remain locked when tugged.

5. Push the button on the buckle.

z

Verify that the seat belt latch plate releases easily from the buckle.

z

Verify that the button returns to its original position.

Repeat the inspection procedure, steps 2-10, from the rear seats. The child restraint feature is located on the
outboard position for the rear seat.

Repeat the center seat belt inspection procedure, steps 1-5, from the rear seat.

For information on removal of the rear seats cushions refer to Seat Replacement - Rear No. 1 , Seat

2004 Hummer H2

2004 RESTRAINTS Seat Belts - Hummer H2