GM Service Manual Online
For 1990-2009 cars only

Tools Required

    • J 36850 Transmission Assembly Lubricant
    • J 35534 Piston Cover Depressor

Removal Procedure


    Object Number: 165160  Size: SH
  1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Remove the 6 left splash shield bolts and the left splash shield.
  3. Remove the  1 bolt from the fluid cooler outlet pipe bracket.
  4. Install the J 35534 to the transaxle case using the fluid cooler outlet pipe bracket bolts and tighten the J 35534 until the 2nd coast brake cover snap ring can be removed.
  5. Remove the following from the transaxle:
  6. 5.1. The 2nd coast brake servo snap ring
    5.2. The 2nd coast brake servo cover
    5.3. The piston rod (1)
    5.4. The 2nd coast brake piston (4) and the outer spring (3) from the piston rod (1)
  7. Clean all servo components with solvent and dry thoroughly.
  8. Inspect the servo bore for minor nicks, scars or other damage.
  9. • Remove minor nicks or scars with ultra-fine emery cloth.
    • Replace transaxle case if deep nicks or scars are found.
  10. Inspect all servo components for minor nicks, scars or other damage.
  11. • Remove minor nicks or scars with ultra-fine emery cloth.
    • Replace transaxle case if deep nicks or scars are found.

Installation Procedure


    Object Number: 165160  Size: SH
  1. Apply J 36850 to the 2nd coast brake servo piston seal.
  2. Install the following to the transaxle:
  3. 2.1. The 2nd coast brake outer spring (3) and the piston (4) into the piston rod (1)
    2.2. The piston rod into the transaxle
    2.3. Apply J 36850 to the 2nd coast brake servo cover seals
    2.4. The 2nd coast brake servo cover
    2.5. The J 35534
    2.6. The 2nd coast brake servo snap ring

    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 fluid cooler outlet pipe bracket bolts.
  5. Tighten
    Tighten the bolts to 5 N·m (44 lb in).

  6. Install the left splash shield bolts.
  7. Tighten
    Tighten the left splash shield bolts to 5 N·m (44 lb in).

  8. Inspect the transaxle fluid level and refill the transaxle as necessary. Refer to Transmission Fluid Check .