Lumina V6-3.8L VIN K (1998)
1. Raise and support the vehicle. Refer to Vehicle Lift Points.
2. Position the drain pan.
3. Remove the transaxle oil cooler hoses from the pipes. Refer to AT Oil Cooler Hose Replacement and/or Auxiliary AT Oil Cooler Hose
Replacement.
4. Remove the transaxle oil cooler pipe fittings at the radiator.
5. Remove the transaxle oil cooler pipe clip bolt.
6. Remove the transaxle oil cooler pipes.
INSTALLATION PROCEDURE
IMPORTANT: The correct thread engagement is critical. Crossthreaded fittings can achieve proper tightness value and still leak.
1. Install the transaxle oil cooler pipes.
2. Install the transaxle oil cooler pipe clip bolt.
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Tighten the transaxle oil cooler pipe clip bolt to 4 Nm (27 inch lbs.).
NOTICE: Refer to Fastener Notice in Service Precautions.
3. Install the transaxle oil cooler pipe fittings at the radiator.
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Tighten the transaxle oil cooler pipe fittings to 45 Nm (33 ft. lbs.).
4. Install the transaxle oil cooler hoses to the pipes. Refer to AT Oil Cooler Hose Replacement and/or Auxiliary AT Oil Cooler Hose Replacement.
5. 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.
6. Adjust the fluid level.
7. Inspect for proper completion of the repairs.
8. Inspect for fluid leaks.
A/T Oil Cooler Pipes Replacement (With Quick Connect Fittings)
Use only double-wrapped and use only brazed steel pipe meeting the GM specification 123M or equivalent if replacement of the transaxle oil cooler
pipes are required. Ensure the pipe is double-flared, as required.
