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 MANUALSCHEVROLET2008HHR LT, 2.4 P, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 87 (SUPPLEMENTAL INFLATABLE RESTRAINT SYSTEM)REPAIR INSTRUCTIONSSTEERING WHEEL INFLATABLE RESTRAINT MODULE COIL REPLACEMENTINSTALLATION PROCEDURE

2008 Chevrolet HHR LT, 2.4 P, Automatic

Installation Procedure

2008 Chevrolet HHR LT, 2.4 P, AutomaticSECTION Installation Procedure

WARNING: This page is about a different car, the 2009 Chevrolet HHR. However, it is still accessible from the selected car via links, so may be relevant.

Install the wiper washer switch from the SIR coil module assembly. Refer to Windshield Wiper and Washer Switch Replacement .
Install the headlamp/turn signal switch to the SIR coil module assembly. Refer to Turn Signal Multifunction Switch Replacement .
Install the headlamp/turn signal switch screws.
Verify the SIR coil is in the center position. Refer to Inflatable Restraint Steering Wheel Module Coil Centering .
Slide the SIR coil assembly on the steering column and snap into place.

Fig 1: View Of SIR Coil Module Assembly Harness Connectors

Courtesy of GENERAL MOTORS CORP.

Connect the wiper/washer harness connector to the SIR coil module assembly.
Connect the headlamp/turn signal harness connector to the SIR coil module assembly.
Connect the SIR coil harness connector to the SIR coil module assembly.
Install the steering column covers. Refer to Steering Column Trim Cover Replacement .
Install the steering wheel. Refer to Steering Wheel Replacement .
Install the inflatable restraint steering wheel module. Refer to Steering Wheel Inflatable Restraint Module Replacement .
Enable the SIR system. Refer to SIR Disabling and Enabling .

RENDER: 1.0x

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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.