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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1444 (Engine Mechanical - 5.3L (Lm4)) >> Repair Instructions >> On-Vehicle Repair Instructions >> Valve Lifter Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 Chevrolet TrailBlazer, and 2004 Buick Rainier. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Valve Lifter Guide Bolts
    GM832972Courtesy 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.
    3. Fig 2: View Of Valve Lifters & Guide
    GM832973Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Some valve lifters may be stuck in their bores because of gum or varnish deposits.
  3. Remove the valve lifters and guide.
  4. Use J 3049-A  or equivalent in order to remove the valve lifters (if required). See Special Tools and Equipment .
    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  .
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