GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Notice: Allow sufficient clearance around the transaxle oil cooler pipes and around the hoses to prevent damage or wear which may cause fluid loss.

  1. Remove the upper radiator air baffle. Refer to Radiator Air Upper Baffle and Deflector Replacement in Engine Cooling.
  2. Remove the auxiliary transaxle oil cooler bolt from the upper radiator support.
  3. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.

  4. Object Number: 948345  Size: SH
  5. Remove the auxiliary transaxle oil cooler bolts from the lower radiator support.
  6. Remove the inlet and outlet auxiliary transmission oil cooler lines from the support clips.
  7. Lower the auxiliary transaxle oil cooler below the front bumper.
  8. Remove the inlet and outlet auxiliary transaxle oil cooler hoses from the auxiliary transaxle oil cooler. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .
  9. Remove the auxiliary transaxle oil cooler.

Installation Procedure

  1. Install the inlet and outlet auxiliary transaxle oil cooler hoses to the auxiliary transaxle oil cooler. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .

  2. Object Number: 948345  Size: SH
  3. Install the auxiliary transaxle oil cooler to the vehicle.
  4. Install the inlet and outlet auxiliary transmission oil cooler lines to the support clips.
  5. 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.

  6. Install the auxiliary transaxle oil cooler bolts to the lower radiator support.
  7. Tighten
    Tighten the bolts to 10 N·m (97 lb in).

  8. Lower the vehicle.
  9. Install the auxiliary transaxle oil cooler bolt to the upper radiator support.
  10. Tighten
    Tighten the bolt to 25 N·m (18 lb ft).

  11. Install the upper radiator air baffle. Refer to Radiator Air Upper Baffle and Deflector Replacement in Engine Cooling.
  12. Adjust the fluid level.