GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Oldsmobile 🢒 1999 🢒 Aurora 🢒 Restraints 🢒 SIR 🢒 Steering Wheel Inflatable Restraint Module Coil Replacement

Removal Procedure

Caution: When you are carrying an undeployed inflator module:

   • Do not carry the inflator module by the wires or connector on the inflator module
   • Make sure the bag opening points away from you
When you are storing an undeployed inflator module, make sure the bag opening points away from the surface on which the inflator module rests. When you are storing a steering column, do not rest the column with the bag opening facing down and the column vertical. Provide free space for the air bag to expand in case of an accidental deployment. Otherwise, personal injury may result.


    Object Number: 298865 Size: MH
  1. Disable the SIR System. Refer to Disabling the SIR System .
  2. Remove inflatable restraint steering wheel module. Refer to Inflatable Restraint Steering Wheel Module Replacement .
  3. Remove the steering wheel nut (2).
  4. Note the mark on the steering shaft and the steering wheel (1) to ensure proper alignment during installation.
  5. Remove the upper and lower shrouds. Refer to Steering Column Trim Covers - Disassemble - Off Vehicle in Steering Wheel and Column.
  6. Remove the steering wheel from the steering shaft. Refer to Steering Wheel Replacement in Steering Wheel and Column.

    7. Object Number: 362074 Size: SH
  7. Remove the wire harness straps from the steering wheel column wire harness.
  8. Remove the retaining ring (1). Refer to Inflatable Restraint Steering Wheel Module Coil Disassemble - Off Vehicle in Steering Wheel and Column.
  9. Remove the inflatable restraint steering wheel module coil (2) from the steering shaft

Installation Procedure

    Object Number: 293254 Size: SH
  1. To install the inflatable restraint steering wheel module coil:
    2. • Make sure that the wheels are straight ahead.
    • Align the block tooth and the centering mark on the race and upper shaft assembly (1) at the 12 O'clock position.

    Object Number: 293255 Size: SH

    Important: Do not depress the lock tab (1) on the back of the inflatable restraint steering wheel module coil. The lock tab will automatically disengage when the coil is installed.

  2. Make sure that the inflatable restraint steering wheel module coil assembly is centered. A new coil assembly will be precentered. If coil assembly centering is required, refer to Inflatable Restraint Coil Centering - Off Vehicle (Column Shift And Floor Shift) in Steering Wheel and Column.

    3. Object Number: 362074 Size: SH
  3. Align the coil assembly with the horn tower on the turn signal cancel cam assembly.
  4. Slide the coil assembly (2) onto the race and upper shaft assembly.
  5. Remove the centering tab and discard it.
  6. Install the retaining ring (1).

    7. Object Number: 298865 Size: MH
  7. Route the lower coil wire harness along the steering column jacket.
  8. Install the wire harness straps to the steering wheel column.
  9. Install the steering wheel (1). Refer to Steering Wheel Replacement in Steering Wheel and Column.
  10. Install the upper and lower shrouds. Refer to Steering Column Trim Covers - Assemble - Off Vehicle in Steering Wheel and Column.
  11. Install the inflatable restraint steering wheel module (3). Refer to Inflatable Restraint Steering Wheel Module Replacement .
  12. Enable the SIR system. Refer to Enabling the SIR System .