Removal Procedure

NOTE: The new SIR coil assembly will be centered. Improper alignment of the SIR coil assembly may damage the unit, causing an inflatable restraint malfunction.

Place the front wheels in the straight forward position with the steering wheel centered.
Disable the SIR system. Refer to SIR Disabling and Enabling Zone 3 .
Remove the inflatable restraint steering wheel module. Refer to Inflatable Restraint Steering Wheel Module Replacement .
Remove the steering wheel. Refer to Steering Wheel Replacement in Steering Wheel and Column.
Remove the steering column covers. Refer to Steering Column Trim Covers Replacement in Steering Wheel and Column.

Fig 1: View Of SIR Coil Module Assembly Harness Connectors
Courtesy of GENERAL MOTORS CORP.
Disconnect the SIR coil harness connector from the SIR coil module assembly.
Disconnect the head lamp/turn signal harness connector from the SIR coil module assembly.
Disconnect the wiper/washer harness connector for the SIR coil module assembly.

Fig 2: View Of SIR Coil Assembly
Courtesy of GENERAL MOTORS CORP.
Remove the SIR coil assembly screw.
Using a small flat-bladed tool, carefully pry the two retaining tabs away at the base of the SIR coil assembly and slide the SIR coil assembly off the steering column.

Fig 3: View Of Headlamp/Turn Signal Switch
Courtesy of GENERAL MOTORS CORP.
Remove the headlamp/turn signal switch screws.
Remove the headlamp/turn signal switch from the SIR coil module assembly.

Fig 4: View Of Wipers/Washer Signal Switch Retaining Screws
Courtesy of GENERAL MOTORS CORP.
Remove the wiper washer switch screws.
Remove the wiper washer switch from the SIR coil module assembly.