GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    Caution: Unless directed otherwise, the ignition and start switch must be in the OFF or LOCK position, and all electrical loads must be OFF before servicing any electrical component. Disconnect the negative battery cable to prevent an electrical spark should a tool or equipment come in contact with an exposed electrical terminal. Failure to follow these precautions may result in personal injury and/or damage to the vehicle or its components.

  1. Disconnect the negative battery cable.
  2. Remove the instrument cluster bezel. Refer to Instrument Cluster Replacement in Instrument Panel, Gauges and Console.

  3. Object Number: 277259  Size: SH
  4. Disconnect the electrical connectors.
  5. Unsnap the switch.
  6. Remove the switch.

Installation Procedure


    Object Number: 277259  Size: SH
  1. Install the headlamp switch and/or the panel dimmer switch to the bezel.
  2. Connect the electrical connectors.
  3. Install the bezel to the instrument panel. Refer to Instrument Cluster Replacement in Instrument Panel, Gauges and Console.
  4. Connect the negative battery cable.