GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2005 🢒 Montana - 4WD 🢒 Body 🢒 Instrument Panel, Gages, and Console 🢒 Ignition and Start Switch Replacement

Removal Procedure

    Caution: Refer to SIR Caution in the Preface section.


    Object Number: 360577 Size: SH
  1. Disable the SIR system. Refer to SIR Disabling and Enabling in SIR.
  2. Remove the upper and lower trim covers. Refer to Steering Column Trim Covers Replacement .
  3. Remove the wire harness assembly (4) from the wire harness strap (5).
  4. Remove the wire harness straps (3) from the wire harness assembly (4).
  5. Remove the wire harness strap (2) from the upper tilt head assembly (1).

    6. Object Number: 306234 Size: SH
  6. Slide the turn signal switch assembly connectors (2) out from the bulk head connector (1).

    7. Object Number: 324869 Size: SH
  7. Pull the PASSKEY® III (2) off of the ignition lock cylinder case (1).

    8. Object Number: 324882 Size: SH
  8. Remove the key alarm connector (1) from the ignition lock cylinder case (2).
  9. Remove the 2 tapping screws from the ignition switch assembly (3).

Installation Procedure

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 324882 Size: SH
  1. Install the ignition switch assembly (3) onto the ignition lock cylinder case (2) and secure by using the 2 tapping screws.

    2. Tighten
    Tighten the screws to 4.7 N·m (42 lb in).

  2. Install the key alarm connector (1) into the ignition lock cylinder case (2).

    3. Object Number: 324869 Size: SH
  3. Slide the PASSKEY® III (2) onto the ignition lock cylinder case (1).

    4. Object Number: 306234 Size: SH
  4. Slide the turn signal switch assembly connectors (2) to the bulkhead connector (1).

    5. Object Number: 360577 Size: SH

    Caution: Improper routing of the wire harness assembly may damage the inflatable restraint steering wheel module coil. This may result in a malfunction of the coil, which may cause personal injury.

  5. Install the wire harness assembly (4) into the wire harness strap (5).
  6. Install the wire harness strap (2) into the steering column tilt head assembly (1).
  7. Install the wire harness straps (3) onto the wire harness assembly (4).
  8. Install the upper and lower trim covers. Refer to Steering Column Trim Covers Replacement .
  9. Enable the SIR system. Refer to SIR Disabling and Enabling in SIR.