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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 38 (Engine Mechanical - 3.8L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Valve Rocker Arm Cover Replacement - Left >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2005 Buick LaCrosse and 2005 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Removing/Installing Left Valve Rocker Arm Cover
    GM406018Courtesy of GENERAL MOTORS CORP.
  1. Install the new valve rocker arm cover gasket. Make sure that valve rocker arm cover gasket is seated properly in the valve rocker arm cover groove.
  2. Install the left valve rocker arm cover.
  3. Apply thread lock compound GM P/N 12345493 (Canadian P/N 10953488) or equivalent, to the valve rocker arm cover bolt threads.
    4. NOTE: Refer to Fastener Notice in Cautions and Notices.
  4. Install the left valve rocker arm cover bolts.

    Tighten:  Tighten the left valve rocker arm cover bolts to 10 N.m (89 lb in).

  5. Install the left spark plug wire cover to the left valve rocker arm cover.
  6. Install the left spark plug wires to the spark plugs. Refer to Spark Plug Wire Replacement in Engine Controls - 3.8L.
  7. Install the right engine mount strut bracket. Refer to Engine Mount Strut Bracket Replacement - Right (L26) .
    8. Fig 2: Left Engine Lift Bracket (3.8L)
    GM153577Courtesy of GENERAL MOTORS CORP.
  8. Install the left engine lift bracket to the cylinder head.
  9. Install the left engine lift bracket bolt and the nut.

    Tighten:  Tighten the engine lift bracket bolt and the nut to 30 N.m (22 lb ft).

  10. Connect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure in Engine Electrical.
  11. Check and fill the crankcase as necessary.
  12. Inspect for oil leaks.
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