Steering Wheel Inflatable Restraint Module Coil Replacement

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

Fig 1: Inflatable Restraint Sensing and Diagnostic Module

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
CAUTION: The new SIR coil assembly will be centered. Improper alignment of the SIR coil assembly may damage the unit, causing an inflatable restraint malfunction. Preliminary Procedure: Remove the steering column trim covers. Refer to Steering Column Trim Cover Replacement .
1	Inflatable Restraint Steering Wheel Module Coil Retaining Ring
2	Inflatable Restraint Steering Wheel Module Coil Procedure: Disconnect any electrical connectors as needed. Tip: Ensure the inflatable restraint steering wheel module coil washer does not need to be replaced and is installed correctly before reinstalling the coil. If reusing the inflatable restraint steering wheel module coil it must centered before reinstalling it. Refer to Inflatable Restraint Steering Wheel Module Coil Centering .