GM Service Manual Online
For 1990-2009 cars only

Backup Lamp Replacement GMC

Removal Procedure

  1. Remove the backup lamp socket.

  2. Object Number: 742559  Size: SH
  3. Remove the 2 nuts that retain the backup lamp to the fascia.
  4. Remove the back up lamp from the fascia.

Installation Procedure


    Object Number: 742559  Size: SH
  1. Install the back up lamp to the fascia.
  2. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  3. Install the 2 backup lamp retaining nuts.
  4. Tighten
    Tighten the nuts to 10 N·m (88 lb in).

  5. Install the backup lamp socket.