GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2007 🢒 Grand Prix 🢒 Power and Signal Distribution 🢒 Wiring Systems and Power Management 🢒 Instrument Panel Lamp Dimmer Switch Replacement

Removal Procedure

    Object Number: 928956 Size: SH
  1. Pull the instrument panel (I/P) accessory trim plate rearward slightly for access to the steering column filler. Refer to Instrument Panel Accessory Trim Plate Replacement.
  2. Remove the steering column filler. Refer to Steering Column Opening Filler Replacement.
  3. Tilt the steering wheel to the lowest position.
  4. Grasp the edge of the I/P cluster trim plate. Pull the plate rearward to disengage the retainers.
  5. Disconnect the electrical connector from the dimmer switch.

    6. Object Number: 928608 Size: SH
  6. Remove the screws from the dimmer switch.

    7. Object Number: 928662 Size: SH
  7. Remove the dimmer switch.

Installation Procedure

    Object Number: 928662 Size: SH
  1. Align the dimmer switch to the I/P cluster trim plate.

    2. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 928608 Size: SH
  2. Install the dimmer switch screws.

    3. Tighten
    Tighten the screws to 2 N·m (18 lb in).


    Object Number: 928956 Size: SH
  3. Connect the electrical connector to the dimmer switch.
  4. Align the locating pins and the retainers on the I/P cluster trim plate to the openings in the I/P.
  5. Push in the trim plate at each of the retainer locations. Completely engage the retainers.
  6. Return the steering wheel to the original position.
  7. Install the steering column filler. Refer to Steering Column Opening Filler Replacement.
  8. Install the I/P accessory trim plate. Refer to Instrument Panel Accessory Trim Plate Replacement .