Montana AWD V6-3.4L VIN E (2004)
Lifter / Lash Adjuster: Service and Repair
Valve Lifter Replacement
Removal Procedure
1. Remove the valve rocker arm cover.
2. Remove the lower intake manifold.
3. Remove the valve rocker arms and pushrods.
4. Remove the lifter guide bolts.
5. Remove the lifter guide.
Important: Place the valve train parts in a rack in order to ensure that they are installed in the same location from which they were removed.
6. Remove the lifters.
Installation Procedure
1. Coat the valve lifters using prelude GM P/N 1052367 Canadian P/N 992869 or the equivalent.
2. Install the valve lifters in their original locations.
3. Install the lifter guide.
Notice: Refer to Fastener Notice in Service Precautions.
4. Apply threadlock GM P/N 12345382 Canadian P/N 10953489 or the equivalent to the lifter guide bolts and install the bolts.
Tighten the bolts to 10 Nm (89 inch lbs.).
5. Install the valve rocker arms and pushrods.
6. Install the lower intake manifold.
7. Install the engine left side valve rocker arm cover.
8. Inspect for leaks.