Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2005TRAILBLAZER 4WD V8-5.3L VIN MREPAIR AND DIAGNOSISRELAYS AND MODULESRELAYS AND MODULES - RESTRAINTS AND SAFETY SYSTEMSAIR BAG CONTROL MODULESERVICE AND REPAIRROOF RAIL MODULE REPLACEMENT - FRONT
2005 Chevrolet TrailBlazer 4WD V8-5.3L VIN M
Roof Rail Module Replacement - Front
2005 Chevrolet TrailBlazer 4WD V8-5.3L VIN MSECTION Roof Rail Module Replacement - Front
INFLATABLE RESTRAINT ROOF RAIL MODULE REPLACEMENT - FRONT
REMOVAL PROCEDURE
1. Disable the SIR system. Refer to SIR Disabling and Enabling Zone 2 and SIR Disabling and Enabling Zone 6.
2. Remove the head restraints from the front seats.
3. Lower the headliner. Refer to Headliner Replacement (Envoy XUV) Headliner Replacement (TrailBlazer, Envoy, Bravada) Headliner Replacement (TrailBlazer EXT, Envoy XL) in Interior Trim.
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. Remove the 3 bolts retaining the rear curtain to the roof.
8. Remove the bolt retaining the bracket to the roof.
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
1. Install the 3 bolts (1, 3) retaining the roof rail air bag module to the roof.
Tighten the roof rail air bag module bolts to 9 N.m (79 lb in).
NOTE: Refer to Fastener Notice in Service Precautions.
2. Install the forward curtain clip (2).
3. Install the bolt retaining the bracket to the roof.
4. Install the 3 bolts retaining the rear curtain to the roof.
Tighten the roof rail air bag curtain bolts to 9 N.m (79 lb in).
5. Install the clips (3) to the pillar.
6. Install the roof rail air bag forward tether bolt (3).
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.
9. Enable the SIR system. Refer to SIR Disabling and Enabling Zone 2 and SIR Disabling and Enabling Zone 6.
10. Install the head restraints from the front seats.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.