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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1354 (Engine Mechanical - 4.8L, 5.3L & 6.0L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Cylinder Head Replacement - Right >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  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 (4.8L, 5.3L, and 6.0L Engines) .
  3. Remove the right exhaust manifold. Refer to EXHAUST MANIFOLD REPLACEMENT - RIGHT (4.8L, 5.3L, AND 6.0L ENGINES)
    Fig 1: Removing Cylinder Head Bolts
    G02106692Courtesy of GENERAL MOTORS CORP.
  4. Remove the pushrods. Refer to Valve Rocker Arm and Push Rod Replacement .
    IMPORTANT: The cylinder head bolts are NOT reusable.
  5. Remove the cylinder head bolts (1, 2, 3).
    NOTE: After removal, place the cylinder head on two wood blocks to prevent damage.
  6. Remove the cylinder head.
    Fig 2: Removing Cylinder Head
    G02106693Courtesy of GENERAL MOTORS CORP.
  7. Remove and discard the cylinder head gasket.
  8. If required, clean and inspect the cylinder head. Refer to Cylinder Head Cleaning and Inspection .
    Fig 3: Removing Cylinder Head Gasket
    G02106694Courtesy of GENERAL MOTORS CORP.
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