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Home >> Chevrolet >> 2001 >> Venture Base, Van Passenger >> Repair and Diagnosis >> External Pages >> Different car >> Section 752 (Engine Mechanical) >> Repair Instructions >> Off-Vehicle Repair Instructions >> Cylinder Head Disassemble

Cylinder Head Disassemble

WARNING: This page is about a different car, the 2003 Pontiac Montana, 2003 Oldsmobile Silhouette, and 2003 Chevrolet Venture. However, it is still accessible from the selected car via links, so may be relevant.

Tools Required 

J 38606  Valve Spring Compressor

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.
    Fig 1: Removing Fuel Line Bracket, Bolt And Stud
    G01485634Courtesy of GENERAL MOTORS CORP.
    NOTE: Do not damage the valve guide. Remove any burrs that have formed at the key groove by chamferring the valve stem with an oil stone or a file.
  3. Compress the valve springs using the J 38606. 
    Fig 2: Compressing Valve Springs Using Valve Spring Compressor
    G01485635Courtesy 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.
    Fig 3: Removing Valve Stem Oil Seals, Spring Seats And Spring
    G01485636Courtesy of GENERAL MOTORS CORP.
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