GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Tools Required

J 28467-360 Engine Support Fixture

    Caution: Unless directed otherwise, the ignition and start switch must be in the OFF or LOCK position, and all electrical loads must be OFF before servicing any electrical component. Disconnect the negative battery cable to prevent an electrical spark should a tool or equipment come in contact with an exposed electrical terminal. Failure to follow these precautions may result in personal injury and/or damage to the vehicle or its components.

  1. Disconnect the negative battery cable.
  2. Install the J 28467-360 .
  3. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  4. Remove the case side cover. Refer to Control Valve Body Cover Replacement .

  5. Object Number: 97350  Size: SH
  6. Remove the wiring harness as necessary.

  7. Object Number: 97348  Size: SH
  8. Remove the oil pump to valve body bolts.
  9. Inspect the oil pump. Refer to Transmission Unit Repair Manual.

Installation Procedure


    Object Number: 97352  Size: SH
  1. Install the oil pump to the valve body.

  2. Object Number: 97348  Size: SH

    Notice: Use a torque wrench to tighten the pump to valve body bolts. Do not exceed the torque specifications.

  3. Install the oil pump to valve body bolts.

  4. Object Number: 97350  Size: SH
  5. Install the wiring harness, if removed.
  6. Install the case side cover. Refer to Control Valve Body Cover Replacement .
  7. Lower the vehicle.
  8. Remove the J 28467-360 .
  9. Connect the negative battery cable.