Hummer H3. Manual — part 614

Fig. 110: Seat Belt Pretensioner And SIR Deployment Fixture
Courtesy of GENERAL MOTORS CORP.

10. Mount the seat belt pretensioner (1) in the SIR deployment fixture (3) with the open end

facing up using the following mounting method.

Adjust and secure the J 39401-B arms (4) to the deployment fixture. See Special
Tools.

To mount, use the proper size bolt (2) and nut (5) with washers in order to secure the
seat belt pretensioner (1) to the deployment fixture brackets.

2007 Hummer H3

2007 RESTRAINTS Supplemental Inflatable Restraints - H3

Securely tighten all fasteners prior to deployment.

Fig. 111: Identifying SIR Deployment Harness & Adapter
Courtesy of GENERAL MOTORS CORP.

11. Inspect the J 38826 and the appropriate pigtail adapter for damage. See Special Tools.

Replace as needed.

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

other.

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

2007 Hummer H3

2007 RESTRAINTS Supplemental Inflatable Restraints - H3

Fig. 112: Identifying Seat Belt Pretensioner Connector, Adapter & Deployment
Harness
Courtesy of GENERAL MOTORS CORP.

14. Extend the SIR deployment harness and adapter to full length from the deployment fixture.

15. Connect the seat belt pretensioner connector (1) to the adapter (2) on the deployment

harness (3).

IMPORTANT: When deploying a seat belt pretensioner, the rapid expansion

of gas is very loud. Notify the people in the immediate area

2007 Hummer H3

2007 RESTRAINTS Supplemental Inflatable Restraints - H3

16. Clear the area of people.

Fig. 113: Separating Banana Plugs
Courtesy of GENERAL MOTORS CORP.

17. Separate the 2 banana plugs on the SIR deployment harness.

that a seat belt pretensioner will be deployed.

2007 Hummer H3

2007 RESTRAINTS Supplemental Inflatable Restraints - H3