GM Service Manual Online
For 1990-2009 cars only

    Object Number: 293254  Size: SH

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

  1. Verify the following conditions before centering the supplemental inflatable restraint (SIR) steering wheel module coil:
  2. • The wheels on the vehicle are straight ahead.
    • The block tooth and the centering mark (1) of the steering shaft is in the 12 o'clock position.

    Object Number: 1833162  Size: SH
  3. If available, remove the yellow retaining tab (1) from the SIR steering wheel module coil and save the tab for reassembly.
  4. Hold the SIR steering wheel module coil face up by the casing (2).
  5. 3.1. Slowly turn the SIR steering wheel module coil hub (3) clockwise until the coil ribbon stops.
    3.2. Slowly rotate the SIR steering wheel module coil hub (3) counterclockwise 2.5 revolutions until the centering window (4) turns yellow. This indicates the CENTER position.

    Important: If the retaining tab is not available, the use of tape to secure the SIR steering wheel module coil is recommended for installation to the steering column.

  6. Install the yellow retaining tab (1) to the SIR steering wheel module coil.
  7. Slide the centered SIR steering wheel module coil onto the steering shaft.