GM Service Manual Online
For 1990-2009 cars only

Disabling Zone 2

  1. Turn the steering wheel so that the vehicle wheels are pointing straight ahead.
  2. Turn the ignition switch to the OFF position.

  3. Object Number: 828109  Size: SH

    Important: With the SIR fuse removed and the ignition switch in the ON position, the AIR BAG warning indicator illuminates. This is normal operation, and does not indicate an SIR system malfunction.

  4. Locate and remove the AM2 Fuse from the junction block (1), which is located near the base of the steering column.
  5. Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.
  6. When disabling the left roof rail module go to step 11, if disabling the side impact sensor (SIS) or seat belt pretensioner go to step 6.
  7. Remove the front door sill plate. Refer to Door Sill Plate Replacement in Interior Trim.
  8. Remove the rear door sill plate. Refer to Door Sill Plate Replacement in Interior Trim.
  9. Remove the center pillar lower trim panel. Refer to Center Pillar Lower Trim Panel Replacement in Interior Trim.
  10. Remove the front seat belt retractor. Refer to Seat Belt Retractor Pretensioner Replacement - Left Front .
  11. Disconnect the SIS electrical connector.

  12. Object Number: 1469762  Size: SH
  13. Remove the quarter upper trim panel. Refer to Rear Quarter Upper Trim Panel Replacement .
  14. Remove the center pillar upper trim panel. Refer to Center Pillar Upper Trim Panel Replacement .
  15. Disconnect the left roof rail module wiring harness yellow connector (2) from the left roof rail module (1).

Enabling Zone 2

  1. When enabling the SIS or seat belt pretensioner go to step 2, if the left roof rail module needs enabling go to step 7.
  2. Connect the SIS electrical connector.
  3. Install the front seat belt retractor. Refer to Seat Belt Retractor Pretensioner Replacement - Left Front .
  4. Install the center pillar lower trim panel. Refer to Center Pillar Lower Trim Panel Replacement in Interior Trim.
  5. Install the rear door sill plate. Refer to Door Sill Plate Replacement in Interior Trim.
  6. Install the front door sill plate. Refer to Door Sill Plate Replacement in Interior Trim.

  7. Object Number: 1469762  Size: SH
  8. Connect the left roof rail module wiring harness yellow connector (2) to the left roof rail module (1).
  9. Install the center pillar upper trim panel. Refer to Center Pillar Upper Trim Panel Replacement .
  10. Install the quarter upper trim panel. Refer to Rear Quarter Upper Trim Panel Replacement .
  11. Connect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.

  12. Object Number: 828109  Size: SH
  13. Install the AM2 Fuse into the junction block (1).
  14. Use caution while reaching in and turn the ignition switch to the ON position.
  15. The AIR BAG indicator will flash then turn OFF.
  16. Perform the Diagnostic System Check - Vehicle if the AIR BAG warning indicator does not operate as described. Refer to Diagnostic System Check - Vehicle .