GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1633286  Size: SH
  1. Remove the oil pan and transmission internal oil filter. Refer to Oil Pan Replacement .
  2. Remove the 2 detent spring bolts (3). Remove the detent spring assembly (2).

Installation Procedure


    Object Number: 1633286  Size: SH
  1. Install the detent spring assembly (2) onto the control valve assembly. Confirm that the roller of the detent spring assembly rests on the detent lever (1).
  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 2 detent spring bolts (3).
  4. Tighten
    Tighten the bolts to 12 N·m (108 lb in).

  5. Install the oil pan and transmission internal oil filter. Refer to Oil Pan Replacement .