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Home >> Chevrolet >> 2001 >> Venture Base, Van Passenger >> Repair and Diagnosis >> External Pages >> Different car >> Section 594 (Engine Mechanical - 3.4L) >> Repair Instructions >> Off-Vehicle Repair Instructions >> Cylinder Head Disassemble >> Disassembly Procedure

Disassembly Procedure

WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Identifying Fuel Line Bracket
    GM54960Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Ensure that the valve train components are marked, organized or sorted when disassembling the cylinder head. Install the valve train components in the original location from which the components were removed.
  1. Remove the fuel line bracket bolt and stud.
  2. Remove the fuel line bracket.
    3. Fig 2: Compressing Valve Springs
    GM54421Courtesy of GENERAL MOTORS CORP.
    NOTE: Do not damage the valve guide. Remove any burrs that have formed at the key groove by chamfering the valve stem with an oil stone or a file.
  3. Compress the valve springs using the J 38606  . See Special Tools and Equipment .
    4. Fig 3: Valve Locks, Caps, Seats & Spring
    GM54389Courtesy of GENERAL MOTORS CORP.
  4. Remove the valve spring cap keys.
  5. Remove the valve spring caps.
  6. Remove the valve springs.
  7. Remove the valves.
  8. Remove the valve stem oil seals and spring seats as an assembly.
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