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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 >> Cylinder Head Replacement - Right >> 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 Rear A/C Lines
    GM871567Courtesy of GENERAL MOTORS CORP.
  1. Remove the oil level indicator. Refer to Oil Level Indicator and Tube Replacement  .
  2. Remove the coolant air bleed pipe. Refer to Coolant Air Bleed Pipe Assembly Replacement (5.3L Engine) .
  3. Remove the right exhaust manifold. Refer to Exhaust Manifold Replacement - Right (5.3L Engine) .
  4. Remove the pushrods. Refer to Valve Rocker Arm and Push Rod Replacement  .
  5. If equipped, remove the auxiliary air conditioning (A/C) bracket nut (2).
    6. Fig 2: Removing Cylinder Head Bolts
    GM832959Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: The cylinder head bolts are NOT reusable.
  6. Remove and discard the cylinder head bolts (1, 2, 3).
    7. Fig 3: Removing Cylinder Head
    GM832960Courtesy of GENERAL MOTORS CORP.
    NOTE: After removal, place the cylinder head on two wood blocks to prevent damage to the sealing surfaces.
  7. Remove the cylinder head.
    8. Fig 4: Removing Cylinder Head Gasket
    GM832965Courtesy of GENERAL MOTORS CORP.
  8. Remove and discard the cylinder head gasket.
  9. Clean and inspect the cylinder head. Refer to Cylinder Head Cleaning and Inspection  .
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