GM Service Manual Online
For 1990-2009 cars only

    Object Number: 188147  Size: SH
  1. Turn the steering wheel in order to point the vehicle's wheels straight ahead.
  2. Turn the ignition switch to the OFF position.
  3. Remove the key from the ignition switch.
  4. Important: With the SIR Fuse removed and the ignition switch in the RUN position, the AIR BAG warning lamp illuminates and DTCs U1088 and U1255 will be set by the instrument cluster. This is normal operation, and does not indicate an SIR system malfunction.

  5. Remove the SIR Fuse from the underhood fuse block.
  6. Remove the left sound insulator (3). Refer to Instrument Panel Trim Panel Replacement - Left Side in Instrument Panel, Gauges and Console.
  7. Remove the connector position assurance (CPA) (2) from the inflatable restraint steering wheel yellow 2-way connector (1) located at the base of the steering column.
  8. Disconnect the inflatable restraint steering wheel yellow 2-way connector (1) located at the base of the steering column.

  9. Object Number: 142202  Size: SH
  10. Remove the right sound insulator. Refer to Instrument Panel Trim Panel Replacement - Right Side in Instrument Panel, Gauges and Console.
  11. Remove the connector position assurance (CPA) (2) from the inflatable restraint IP module yellow 2-way connector (1) located above the right sound insulator.

  12. Object Number: 188142  Size: SH
  13. Disconnect the inflatable restraint IP module yellow 2-way connector (2) located above the right sound insulator (4).