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 MANUALSCHEVROLET2003TRAILBLAZER 4.2 S, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1412 (SUPPLEMENTAL INFLATABLE RESTRAINT SYSTEM)REPAIR INSTRUCTIONSINFLATABLE RESTRAINT STEERING WHEEL MODULE COIL REPLACEMENTREMOVAL PROCEDURE
2003 Chevrolet TrailBlazer 4.2 S, 4WD
Removal Procedure
2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Removal Procedure
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
- Disable the SIR system. Refer to SIR Disabling and Enabling Zone 3 .
- Tilt the steering column to the CENTER position.
- Remove the steering wheel from the column. Refer to Steering Wheel Replacement in Steering Wheel and Column.
- Remove the upper and lower trim covers. Refer to Steering Column Trim Covers Replacement in Steering Wheel and Column.
- If necessary, inspect the steering column for accident damage. Refer to Steering Column Accident Damage Inspection in Steering Wheel and Column.
CAUTION:
Refer to SIR Caution
in Cautions and Notices.
IMPORTANT:
If the steering wheel has PAD control, the inflatable restraint steering wheel module coil and wire harness assembly must come off as one piece.
If the steering wheel does not have PAD control, the inflatable restraint steering wheel module coil will come off by itself.
If the steering wheel does not have PAD control, the inflatable restraint steering wheel module coil will come off by itself.
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.