Chevrolet Silverado / GMC Sierra. Service manual — part 696

Fig. 81: 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

2008 Chevrolet Silverado 1500

2008 RESTRAINTS Supplemental Inflatable Restraints - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado

16. Clear the area of people.

Fig. 82: 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.

2008 Chevrolet Silverado 1500

2008 RESTRAINTS Supplemental Inflatable Restraints - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado

Fig. 83: Deploying Seat Belt Pretensioner
Courtesy of GENERAL MOTORS CORP.

18. Place a 12 volt minimum/2 amp minimum power source, such as a vehicle battery, near the

shorted end of the harness.

19. Connect the SIR deployment harness wires to the power source. Seat belt pretensioner

deployment will occur when contact is made.

20. Disconnect the SIR deployment harness from the power source after the seat belt

pretensioner deploys.

2008 Chevrolet Silverado 1500

2008 RESTRAINTS Supplemental Inflatable Restraints - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado

Fig. 84: View Of Deployment Harness Leads
Courtesy of GENERAL MOTORS CORP.

21. Seat one banana plug into the other in order to short the deployment harness leads.

22. If the seat pretensioner did not deploy, disconnect the adapter and discontinue the

procedure. Contact the Technical Assistance Group. Otherwise, proceed to the following
steps.

23. Put on a pair of shop gloves.

24. Disconnect the pigtail adapter from the seat belt pretensioner as soon as possible.

25. Dispose of the deployed seat belt pretensioner through normal refuse channels.

26. Wash hands with a mild soap.

Deployment Inside Vehicle - Vehicle Scrapping Procedure

Deploy the seat belt pretensioners inside of the vehicle when destroying the vehicle or when
salvaging the vehicle for parts. This includes but is not limited to the following situations:

The vehicle has completed its useful life.

2008 Chevrolet Silverado 1500

2008 RESTRAINTS Supplemental Inflatable Restraints - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado