GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Drain the cooling system. Refer to Cooling System Draining and Filling .
  2. Remove the transaxle oil cooler hoses from the oil cooler fittings on the radiator. Refer to Transmission Fluid Cooler Hose Replacement .

  3. Object Number: 1443001  Size: SH

    Important: Do not remove the upper and lower transaxle oil cooler fittings from the radiator at the same time other wise the transaxle oil cooler will fall inside the radiator end tank.

  4. Remove the oil cooler fitting from the radiator.

Installation Procedure

  1. Inspect the new O-ring seals for cracks, cuts or damage. Replace if necessary.
  2. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1443001  Size: SH

    Important: The correct thread engagement is critical. Cross-threaded fittings can achieve proper tightness and still leak.

  3. Install the oil cooler fitting to the radiator.
  4. Tighten
    Tighten the fittings to 38 N·m (28 lb ft).

  5. Install the transaxle oil cooler hoses to the oil cooler fittings on the radiator. Refer to Transmission Fluid Cooler Hose Replacement .
  6. Fill the cooling system. Refer to Cooling System Draining and Filling .
  7. Adjust the transmission fluid level.
  8. Inspect for fluid leaks.

Removal Procedure

  1. Drain the cooling system. Refer to Cooling System Draining and Filling.
  2. Remove the transaxle oil cooler hoses from the oil cooler fittings on the radiator. Refer to Transmission Fluid Cooler Hose Replacement.

  3. Object Number: 1443001  Size: SH

    Note: Do not remove the upper and lower transaxle oil cooler fittings from the radiator at the same time other wise the transaxle oil cooler will fall inside the radiator end tank.

  4. Remove the oil cooler fitting from the radiator.

Installation Procedure

  1. Inspect the new O-ring seals for cracks, cuts or damage. Replace if necessary.
  2. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1443001  Size: SH

    Note: The correct thread engagement is critical. Cross-threaded fittings can achieve proper tightness and still leak.

  3. Install the oil cooler fitting to the radiator and tighten to 38 N·m (28 lb ft).
  4. Install the transaxle oil cooler hoses to the oil cooler fittings on the radiator. Refer to Transmission Fluid Cooler Hose Replacement.
  5. Fill the cooling system. Refer to Cooling System Draining and Filling.
  6. Adjust the transmission fluid level.
  7. Inspect for fluid leaks.