Hummer H3. Manual — part 613

Tools Required

J 39401-B SIR Deployment Fixture. See Special Tools.

J 38826 SIR Deployment Harness. See Special Tools.

An appropriate pigtail adaptor

Scrapping Procedure

During the course of a vehicle's useful life, certain situations may arise which will require the
disposal of a live and undeployed seat belt pretensioner. Do not dispose of a live and undeployed
seat belt pretensioner through normal disposal channels until the seat belt pretensioner has been
deployed. The following information covers the proper procedures for disposing of a live and
undeployed seat belt pretensioner. Do not deploy the seat belt pretensioner in the following
situations:

After replacement of a seat belt pretensioner under warranty. The seat belt pretensioner may
need to be returned undeployed to the manufacturer.

If the vehicle is the subject of a Product Liability report, GM1241, related to the SIR
system or the seat belt system. If the vehicle is subject to the Product Liability report, do not
alter the SIR or seat belt system in any manner.

If the vehicle is involved in a campaign affecting the seat belt pretensioners. Follow the
instructions in the Campaign Service Bulletin for proper SIR handling procedures.

Deployment Procedures

The seat belt pretensioner can be deployed inside or outside of the vehicle. The method used
depends upon the final disposition of the vehicle. Review the following procedures in order to
determine which will work best in a given situation.

Deployment Outside Vehicle for Seat Belt Pretensioners

Deploy the seat belt pretensioners outside of the vehicle when the vehicle will be returned to
service. Situations that require deployment outside of the vehicle include the following:

Using the SIR diagnostics, it is determined that the seat belt pretensioner is malfunctioning.

The seat belt pretensioner pigtail, if equipped, is damaged.

The seat belt pretensioner connector is damaged.

CAUTION: Refer to SIR Seatbelt Pretensioner Handling Caution .

2007 Hummer H3

2007 RESTRAINTS Supplemental Inflatable Restraints - H3

The seat belt pretensioner connector terminals are damaged.

Deployment and disposal of a malfunctioning seat belt pretensioner is subject to any required
retention period.

CAUTION: In order to prevent accidental deployment and the risk of

personal injury, do not dispose of an undeployed inflatable
restraint seat belt pretensioner as normal shop waste.
Undeployed seat belt pretensioners contain substances that
could cause severe illness or personal injury if their sealed
containers are damaged during disposal. Use the following
deployment procedures to safely dispose of an undeployed
seat belt pretensioner. Failure to observe the following
disposal methods may be a violation of federal, state or local
laws.

2007 Hummer H3

2007 RESTRAINTS Supplemental Inflatable Restraints - H3

Fig. 108: Proper Transportation of Seat Belt Pretensioner
Courtesy of GENERAL MOTORS CORP.

1. Turn OFF the ignition.

2. Remove the ignition key.

3. Put on safety glasses.

4. Remove the seat belt pretensioner from the vehicle. Refer to Seat Belt Retractor

Pretensioner Replacement - Front.

5. When carrying a seat belt pretensioner to the deployment area, keep fingers clear of the seat

belt webbing.

2007 Hummer H3

2007 RESTRAINTS Supplemental Inflatable Restraints - H3

Fig. 109: Illustrating Proper Space For Deployment Of Pretensioner
Courtesy of GENERAL MOTORS CORP.

6. Clear a space on the ground about 1.85 m (6 ft) in diameter (a) for deployment of the seat

belt pretensioner. If possible, use a paved, outdoor location free of activity. Otherwise, use a
space free of activity on the shop floor. Make sure you have sufficient ventilation.

7. Make sure no loose or flammable objects are in the area.

8. Place the J 39401-B in the center of the cleared area. See Special Tools.

9. Fill the fixture plastic reservoir with water or sand.

2007 Hummer H3

2007 RESTRAINTS Supplemental Inflatable Restraints - H3