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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1400 (Engine Mechanical - 3.1L V6 - VIN (J)) >> Repair Instructions >> On-Vehicle repair Instructions >> Valve Lifter Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the lower intake manifold. Refer to INTAKE MANIFOLD REPLACEMENT - LOWER  .
  2. Remove the valve rocker arms and pushrods. Refer to VALVE ROCKER ARM AND PUSH ROD REPLACEMENT  .
  3. Remove the intake manifold oil splash shield
    Fig 1: Removing Intake Manifold Oil Splash Shield
    G01967905Courtesy of GENERAL MOTORS CORP.
  4. Remove the lifter guide bolts.
  5. Remove the valve lifter guides.
  6. Remove the valve lifters.
    Fig 2: Removing Valve Lifters, Guides & Bolts
    G01967906Courtesy of GENERAL MOTORS CORP.
  7. Clean all gasket surfaces with degreaser.
  8. Clean the valve train parts.
  9. Inspect the valve lifters and the cam lobes for wear. Refer to VALVE LIFTERS CLEANING AND INSPECTION  .
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