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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 421 (Engine Mechanical - 4.8L, 5.3L, & 6.0L (On-Vehicle)) >> Repair Instructions >> Valve Lifter Replacement >> Removal Procedure

Removal Procedure

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    Fig 1: View Of Valve Lifter Guide And Bolt
    GM63230Courtesy of GENERAL MOTORS CORP.
  1. Remove the cylinder head and gasket. Refer to Cylinder Head Replacement - Left  or Cylinder Head Replacement - Right .
  2. Remove the valve lifter guide bolts (1).
  3. Remove the valve lifters and guide.
    4. Fig 2: Using J 3049-A To Remove The Stuck Valve Lifters
    GM31350Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Some valve lifters may be stuck in their bores because of gum or varnish deposits.
  4. Use J 3049-A  or equivalent in order to remove the valve lifters (if required).
    5. Fig 3: View Of Valve Lifters & Lifter Guides
    GM63233Courtesy of GENERAL MOTORS CORP.
  5. Remove the valve lifters from the guide.
  6. Organize or mark the components so that they can be installed in the same location from which they were removed.
  7. Clean and inspect the valve lifters. Refer to Valve Lifters and Guides Cleaning and Inspection in Engine Mechanical - 4.8L, 5.3L, and 6.0L Unit Repair.
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