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 battery negative cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.

  2. Object Number: 161509  Size: SH
  3. Disconnect the electrical connector from the stop lamp switch.
  4. Remove the retainer from the brake pedal pin.
  5. Remove the stop lamp switch and the pushrod to the power brake booster from the brake pedal pin.
  6. Unsnap the stop lamp switch from the power brake booster pushrod.

Installation Procedure


    Object Number: 161509  Size: SH
  1. Snap the stop lamp switch onto the pushrod to the power brake booster.
  2. Install the stop lamp switch with the pushrod on the brake pedal pin.
  3. Connect the electrical connector to the stop lamp switch.
  4. Connect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.