GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Tools Required

J 29714-A Servo Cover Depressor

  1. Raise the vehicle. Support the vehicle with safety stands. Refer to General Vehicle Lifting and Jacking in General Information.
  2. Lower the transmission if needed for clearance. Refer to Transmission Replacement .
  3. Install the J 29714-A

  4. Object Number: 14478  Size: SH
  5. Tighten the bolt in order to compress the servo cover.
  6. Remove the servo cover retaining ring.
  7. Remove the J 29714-A .

  8. Object Number: 5429  Size: SH
  9. Remove the servo cover and the O-ring seal. If the servo cover seems to be hung up on the seal, cut and remove the O-ring seal before removing the cover.
  10. Remove the 2-4 servo assembly.
  11. Disassemble the 2-4 servo assembly. Refer to 2-4 Servo Disassemble and 2-4 Band Servo Piston Pin Length Check .

Installation Procedure

Tools Required

J 29714-A Servo Cover Compressor

  1. Assemble the 2-4 servo assembly. Refer to 2-4 Servo Assembly Installation .

  2. Object Number: 5429  Size: SH
  3. Install the 2-4 servo assembly into the 2-4 servo bore.
  4. Install the J 29714-A

  5. Object Number: 14478  Size: SH
  6. Tighten the bolt in order to compress the servo cover.
  7. Install the servo cover retaining ring.
  8. Remove the J 29714-A from the oil pan flange.
  9. Install the oil pan bolt.
  10. Tighten
    Tighten the oil pan bolt to 11 N·m (97  lb in).

    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.

  11. Remove the safety stands.
  12. Lower the vehicle.
  13. Check the automatic transmission fluid level and add new automatic transmission fluid as needed. Refer to Transmission Fluid Check and to Fluid Capacity .