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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1290 (Engine Mechanical - 1.8L (LV6)) >> Repair Instructions >> Off-Vehicle Repair Instructions >> Cylinder Head Disassemble

Cylinder Head Disassemble

WARNING: This page is about a different car, the 2003 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.

Tools Required 

CAUTION: Refer to SAFETY GLASSES CAUTION .

Important:  Ensure that the valve train components are kept together and identified in order for proper re-installation in their original position.

  1. Compress the valve spring. Use the J 8062  .
    Fig 1: Compressing Valve Spring
    G01546933Courtesy of GENERAL MOTORS CORP.
  2. Remove the valve keepers. Use the J 43184  (2).
    Fig 2: Removing Valve Keepers
    G01546934Courtesy of GENERAL MOTORS CORP.
  3. Slowly release the J 8062  from the valve spring assembly.
  4. Remove the retainer (4).
  5. Remove the spring (3).
  6. Remove the spring seats (2).
    Fig 3: Removing Spring Seats, Spring And Retainer
    G01546935Courtesy 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.
  7. Remove the valve seal.
  8. Remove the valve.
  9. Remove the remaining valve springs and valves.
    Fig 4: Removing Valve
    G01546936Courtesy of GENERAL MOTORS CORP.