GM Service Manual Online
For 1990-2009 cars only

Lumbar Adjuster Rods Replacement - Manual If equipped

Removal Procedure

  1. Remove the front seat. Refer to Seat Replacement
  2. Remove the front Seatback cushion cover. Refer to Front Seat Back Cushion Cover Replacement
  3. Remove the front seatback cushion cover, cushion and heating element does not have to be separated to replace lumbar components.


    Object Number: 246325  Size: SH
  4. Remove the lumbar adjuster rods.
  5. 3.1. Unsnap the ring from the end of the lumbar actuator to release the rod.
    3.2. Slide rod off of the lumbar actuator.

Installation Procedure


    Object Number: 246325  Size: SH

    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.

  1. Install the lumbar adjuster rods.
  2. 1.1. Slide rods over the end lumbar actuator.
    1.2. Snap the rings to the end of the lumbar actuator to secure rods.
  3. Install the front seatback cushion cover. Refer to Front Seat Back Cushion Cover Replacement
  4. Install the front seat. Refer to Seat Replacement