GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Lower the headliner. Refer to Headlining Trim Panel Replacement in Interior Trim.

  2. Object Number: 757743  Size: SH
  3. Disconnect the inline connector from the sunroof electrical harness.
  4. With the aid of an assistant, remove the sunroof assembly from the vehicle and place on a clean, prepared surface. Refer to Sunroof Replacement .
  5. Remove the sunroof drive motor. Refer to Power Sunroof Motor Replacement .
  6. Remove the screw that retains the module to the mounting bracket.
  7. Disconnect the 2 electrical connectors from the module.
  8. Remove the module from the mounting bracket.

Installation Procedure


    Object Number: 757743  Size: SH

    Important: Ensure that the drive gear is fully indexed and seated to the drive cables.

  1. Position the module to the mounting bracket.
  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 screw that retains the module to the mounting bracket.
  4. Tighten
    Tighten the sunroof module screw to 3 N·m (27 lb in).

  5. Connect the 2 electrical connectors to the module.
  6. Install the drive motor to the sunroof assembly. Refer to Power Sunroof Motor Replacement .
  7. With the aid of an assistant, install the sunroof assembly to the vehicle. Refer to Sunroof Replacement .
  8. Connect the inline connector on the sunroof electrical harness.
  9. Install the headliner. Refer to Headlining Trim Panel Replacement in Interior Trim.