Automatic Transmission Oil Cooler Fitting Replacement
Removal ProcedureNotice: Allow sufficient clearance around the transaxle oil cooler pipes and around the hoses to prevent damage or wear which may cause fluid loss.
1. Raise and support the vehicle. Refer to Vehicle Lifting.
2. Position a drain pan under the vehicle.
3. Remove the transaxle oil cooler hoses from the transaxle oil cooler fittings. Refer to Automatic Transmission Oil Cooler Pipes Replacement.
4. Remove the transaxle oil cooler fittings (28,29) from the transaxle.
Installation Procedure
Notice: Refer to Fastener Notice in Service Precautions.
Important: The correct thread engagement is critical. Cross threaded fittings can achieve proper tightness and still leak.
1. Apply sealant to the transaxle oil cooler fittings (28,29).
- For green inlet cooler fitting GM P/N 8651654.
- For outlet cooler fittings GM P/N 24202550.
- For line pressure plug GM P/N 8654382.
2. Install the transaxle oil cooler fittings (28,29) to the transaxle.
- Tighten the transaxle oil cooler fittings (28,29) to 38 Nm (28 ft. lbs.).
3. Install the transaxle oil cooler hoses to the transaxle oil cooler fittings. Refer to Automatic Transmission Oil Cooler Pipes Replacement.
4. Lower the vehicle.
Notice: Do NOT overfill the transaxle. The overfilling of the transaxle causes foaming, loss of fluid, shift complaints, and possible damage to the transaxle.
5. Adjust the fluid level. Refer to Transmission Fluid Checking Procedure.
6. Inspect for fluid leaks. Refer to Fluid Leak Diagnosis.
7. Remove the drain pan from under the vehicle.