GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2008 🢒 TrailBlazer - 2WD 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Inflatable Restraint Roof Side Rail Module Replacement - Front

Removal Procedure
  1. Disable the SIR system. Refer to SIR Disabling and Enabling .
  2. Remove the head restraints from the front seats. Refer to Front Seat Head Restraint Replacement.
  3. Lower the headliner. Refer to Headlining Trim Panel Replacement .

    4. Object Number: 1276857 Size: SH
  4. Disconnect the roof rail air bag electrical connector (1).
  5. Remove the forward tether bolt (3).
  6. Remove the clips (3) from the pillar.

    7. Object Number: 1276879 Size: SH
  7. Remove the 3 bolts retaining the rear curtain to the roof.
  8. Remove the bolt retaining the bracket to the roof.

    9. Object Number: 1276868 Size: SH
  9. Remove the forward curtain clip (2).
  10. Remove the 3 bolts (1, 3) retaining the air bag module to the roof.
  11. Remove the roof rail air bag from the vehicle.

Installation Procedure

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1276868 Size: SH
  1. Install the 3 bolts (1, 3) retaining the roof rail air bag module to the roof.

    2. Tighten
    Tighten the roof rail air bag module bolts to 9 N·m (79 lb in).

  2. Install the forward curtain clip (2).
  3. Install the bolt retaining the bracket to the roof.

    4. Object Number: 1276879 Size: SH
  4. Install the 3 bolts retaining the rear curtain to the roof.

    5. Tighten
    Tighten the roof rail air bag curtain bolts to 9 N·m (79 lb in).


    Object Number: 1276857 Size: SH
  5. Install the clips (3) to the pillar.
  6. Install the roof rail air bag forward tether bolt (3).

    7. Tighten
    Tighten the roof rail air bag forward tether bolt to 9 N·m (79 lb in).

  7. Connect the roof rail air bag electrical connector (1).
  8. Install the headliner. Refer to Headlining Trim Panel Replacement .
  9. Enable the SIR system. Refer to SIR Disabling and Enabling .
  10. Install the head restraints from the front seats. Refer to Front Seat Head Restraint Replacement .