GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the endgate window latch. Refer to Endgate Window Latch Replacement .
  2. Disconnect the electrical connectors as needed.

  3. Object Number: 300383  Size: SH
  4. Mark the location of the endgate window latch support in order to ensure proper alignment during installation.
  5. Remove the bolts that retain the endgate window latch support to the liftgate.
  6. Remove the endgate window latch support from the endgate.

Installation Procedure


    Object Number: 300383  Size: SH
  1. Align the marks made during disassembly in order to install the endgate window latch support.
  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 bolts that retain the endgate window latch support to the liftgate.
  4. Tighten
    Tighten the bolts to 9 N·m (80 lb in).

  5. Connect the electrical connectors as needed.
  6. Install the endgate window latch. Refer to Endgate Window Latch Replacement .