Hummer H2. Manual — part 2048

3. Put on safety glasses.

4. Remove the inflator module. Refer to the following:

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When removing the steering wheel module, refer to Inflatable Restraint Steering Wheel Module
Replacement .

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When removing the I/P module, refer to Inflatable Restraint Instrument Panel Module
Replacement .

Fig. 60: Proper Storage Of Inflator Module
Courtesy of GENERAL MOTORS CORP.

5. Place the inflator module with the vinyl trim cover facing up and away from the surface on a work bench,

floor or deployment fixture.

2004 Hummer H2

2004 RESTRAINTS SIR - Hummer H2

Fig. 61: Clearing Space For Deployment Of Inflator Module
Courtesy of GENERAL MOTORS CORP.

6. Clear an area on the floor approximately 1.85 m (6 ft) in diameter for deployment of the inflator module.

If possible, use a paved, outdoor location free of activity. Otherwise, use an area free of activity on the
shop floor. Ensure you have sufficient ventilation.

7. Ensure no loose or flammable objects are in the area.

8. When deploying a steering wheel module, place the steering wheel module in the center of the cleared

area.

2004 Hummer H2

2004 RESTRAINTS SIR - Hummer H2

Fig. 62: I/P Module Components
Courtesy of GENERAL MOTORS CORP.

9. When deploying an I/P module, refer to the following instructions:

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Place the J 39401-B (2) in the center of the cleared area. See Special Tools and Equipment .

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Fill the deployment fixture (2) with water or sand.

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Mount the I/P module (1) in the deployment fixture (2) with the vinyl/plastic trim facing up.

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To mount, use 4 M 6 bolts (6), nuts (8), and washers (7) to properly secure the I/P module (1) to the
deployment fixture (2).

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Tighten all fasteners prior to deployment.

2004 Hummer H2

2004 RESTRAINTS SIR - Hummer H2

10. Inspect the J 38826 and the appropriate pigtail adapter for damage. Replace as needed. See Special Tools

and Equipment .

11. Short the 2 SIR deployment harness (1) leads together using one banana plug seated into the other.

Fig. 63: SIR Deployment Harness & Adapter
Courtesy of GENERAL MOTORS CORP.

12. Connect the appropriate pigtail adapter (2) to the SIR deployment harness (1).

2004 Hummer H2

2004 RESTRAINTS SIR - Hummer H2