Uplander AWD V6-3.5L VIN L (2006)
Timing Cover: Service and Repair
Engine Front Cover Replacement
Removal Procedure
1. Disconnect the negative battery cable.
2. Drain the cooling system. Refer to Draining and Filling Cooling System (Static Fill) Draining and Filling Cooling System (Vac-N-Fill).
3. Remove the drive belt tensioner.
4. Drain the engine oil.
5. Remove the oil pan.
6. Remove the crankshaft balancer.
7. Remove the thermostat bypass pipe from the engine front cover.
8. Remove the radiator outlet hose from the engine front cover.
9. Remove the water pump from the engine front cover.
10. Remove the power steering pump from the engine.
11. Remove the engine front cover bolts.
12. Remove the engine front cover.
13. Remove the engine front cover gasket.
14. Clean and inspect the engine front cover. Refer to Engine Front Cover Cleaning and Inspection.
15. If replacing the engine front cover, remove the drive belt shield bolt and the drive belt shield.
16. If replacing the engine front cover remove the water pump.
Installation Procedure
1. Apply sealant to both sides of the engine front cover gasket with GM P/N 12346004 (Canadian P/N 10953480) or equivalent. Apply the sealer no
less than 5.0 mm (0.20 inch) wide.
