GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

The following procedures describe the replacement of the major component parts of the seat adjusters.

  1. Remove the seat from the vehicle. Refer to Front Seat Replacement - Bucket
  2. Remove the adjuster from the seat. Refer to Seat Adjuster Phase Adjustment
  3. Remove the nut that attaches the motor support bracket. Removing the nut provides access to the cable connector at the motor for the driver side or passenger side rear vertical gearnut.
  4. Squeeze the oblong connector at the motors and the vertical/horizontal actuators in order to disconnect the cables.
  5. Remove the cables.

Installation Procedure

  1. Install the cables.
  2. Connect the cables to the connectors.
  3. 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.

  4. Install the motor support bracket nut.
  5. Tighten
    Tighten the Actuator motor bracket to seat adjuster nut to 10 N·m (89 lb in).

  6. Install the adjuster from the seat. Refer to Seat Adjuster Phase Adjustment
  7. Install the seat from the vehicle. Refer to Front Seat Replacement - Bucket