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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 237 (Engine Mechanical - 3.9L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Valve Rocker Arm and Push Rod Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2006 Pontiac Montana SV6, 2006 Chevrolet Uplander, and 2006 Buick Terraza. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Identifying Valve Rocker Arm & Bolt
    GM1557679Courtesy of GENERAL MOTORS CORP.
  1. Coat the ends of the pushrods using prelube GM P/N 12345501 (Canadian P/N 992704) or equivalent.
  2. Install the pushrods.
    • The intake pushrods are identified with yellow stripes.
    • The exhaust pushrods are identified with blue stripes.
  3. Ensure that the pushrods seat in the lifter bore.
  4. Coat the rocker arm friction surfaces using prelube GM P/N 12345501 (Canadian P/N 992704) or equivalent.
    5. IMPORTANT: Shims (88894006) may be required under the valve rocker arm pedestals if reconditioning has been performed on the cylinder head or its components.
    NOTE: Refer to Fastener Notice .
  5. Install the rocker arms.
  6. Install the rocker arm bolts.

    Tighten:  Tighten the bolts to 34 N.m (25 lb ft).

  7. Install the valve rocker arm cover(s). Refer to Valve Rocker Arm Cover Replacement - Left  or Valve Rocker Arm Cover Replacement - Right .
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