GM Service Manual Online
For 1990-2009 cars only

Lumbar Support Knob Replacement for GMC Truck Jimmy - 2WD 2001

Removal Procedure


    Object Number: 298946  Size: SH
  1. Use a flat-bladed tool in order to remove the retainer clip.
  2. Remove the lumbar adjustment handle from the seat bottom.

Installation Procedure


    Object Number: 298946  Size: SH
  1. Install the lumbar adjustment handle to the seat bottom.
  2. Ensure that the adjustment handle is secure before installing the retainer clip to the adjustment handle.
  3. Install the retainer clip to the adjustment handle.