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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 120 (Engine Mechanical - 3.8L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Replacing Valve Rocker Arm Cover - Right >> Removal

Replacing Valve Rocker Arm Cover - Right: Removal

WARNING: This page is about a different car, the 2006 Buick LaCrosse and 2006 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Fuel Injector Sight Shield Bracket & Nuts
    GM911011Courtesy of GENERAL MOTORS CORP.
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure (L26) in Engine Electrical.
  2. Remove the fuel injector sight shield. Refer to Replacing Fuel Injector Sight Shield .
  3. Remove the drive belt tensioner. Refer to Replacing Drive Belt Tensioner .
  4. Remove the right spark plug wires from the right spark plugs. Refer to Spark Plug Replacement in Engine Controls - 3.8L.
  5. Remove the fuel injector sight shield bracket nuts (2).
  6. Remove the fuel injector sight shield bracket (1).
    7. Fig 2: Right Engine Lift Bracket Bolt & Nut
    GM910986Courtesy of GENERAL MOTORS CORP.
  7. Remove the right engine lift bracket bolt (2) and the nut (3) from the engine lift bracket.
  8. Remove the right engine lift bracket (1) from the exhaust manifold.
    9. Fig 3: View Of Right Side Valve Rocker Arm Cover
    GM406021Courtesy of GENERAL MOTORS CORP.
  9. Remove the right valve rocker arm cover bolts.
    10. IMPORTANT: If the valve rocker arm cover adheres to the cylinder head, remove the valve rocker arm cover by bumping the end of the valve rocker arm cover with the palm of your hand or a soft rubber mallet.
  10. Remove the right valve rocker arm cover.
  11. Remove the right valve rocker arm cover gasket.
  12. Clean the valve rocker arm cover gasket mating surfaces.
  13. Clean the valve rocker arm cover bolts of all thread locking adhesive.
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