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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 10 (Engine Mechanical - 8.1L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Valve Lifter Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different variant/trim than selected.
  1. Remove the intake manifold. Refer to Intake Manifold Replacement .
  2. Remove the valve rocker arms and pushrods. Refer to Valve Rocker Arm and Push Rod Replacement .
  3. Remove the valve lifter guide retainer bolts and retainer.
    Fig 1: View Of Valve Lifter Guide Retainer & Bolts
    GM470994Courtesy of GENERAL MOTORS CORP.
  4. Remove the valve lifter guides.
    IMPORTANT: Mark, sort, or organize the valve lifters and guides for installation in their original location.
  5. Remove the valve lifters.
    Fig 2: View Of Valve Lifters
    GM470996Courtesy of GENERAL MOTORS CORP.
  6. Some valve lifters may be stuck in their bore due to gum or varnish deposits, These lifters can be removed using J 3049-A  .
    Fig 3: Removing Valve Lifter Using J 3049-A
    GM719128Courtesy of GENERAL MOTORS CORP.
  7. Clean and inspect the valve lifters. Refer to Valve Lifters and Guides Cleaning and Inspection  in Engine Mechanical - 8.1L Unit Repair.
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