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Home >> Pontiac >> 2007 >> Grand Prix GXP >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Engine Mechanical - 3.8L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Cylinder Head Replacement - Left Side >> Removal Procedure

Removal Procedure

WARNING: This page is about a different variant/trim than selected.
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (RPO LS4) or Battery Negative Cable Disconnection and Connection (RPOs L26/L32) in Engine Electrical.
  2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  3. Drain the engine oil. Refer to Engine Oil and Oil Filter Replacement .
  4. Drain the cooling system. Refer to Draining and Filling Cooling System (L26, L32 GE 47716 Fill) or Draining and Filling Cooling System (L26, L32 Static Fill) or Draining and Filling Cooling System (LS4 GE 47716 Fill) or Draining and Filling Cooling System (LS4 Static Fill) in Engine Cooling.
  5. Lower the vehicle.
  6. Remove the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement (L26)  or Fuel Injector Sight Shield Replacement (L32) .
  7. Remove the air cleaner intake duct. Refer to Air Cleaner Inlet Duct Replacement in Engine Control - 3.8L.
  8. Remove the ignition control module and the bracket from the left cylinder head. Refer to Ignition Control Module Replacement in Engine Controls - 3.8L.
  9. Remove the right engine mount strut bracket. Refer to Engine Mount Strut Bracket Replacement - Right Side .
  10. Remove the left engine mount strut bracket. Refer to Engine Mount Strut Bracket Replacement - Left Side .
  11. Remove the lower intake manifold. Refer to Lower Intake Manifold Replacement (L26)  or Lower Intake Manifold Replacement (L32) .
  12. Remove the left spark plugs from the left cylinder head. Refer to Spark Plug Replacement in Engine Controls - 3.8L.
  13. Remove the left exhaust manifold. Refer to Exhaust Manifold Replacement - Left Side (RPO LS4) or Exhaust Manifold Replacement - Left Side (RPOs L26/L32) in Engine Exhaust.
  14. Remove the left valve rocker arm cover. Refer to Valve Rocker Arm Cover Replacement - Left Side .
  15. Remove the left rocker arms and the push rods. Refer to Valve Rocker Arm and Push Rod Replacement .
    16. Fig 1: Left Cylinder Head & Bolts
    GM153597Courtesy of GENERAL MOTORS CORP.
  16. Remove the left cylinder head bolts. Discard the cylinder head bolts.
  17. Remove the left cylinder head.
    18. Fig 2: Left Cylinder Head Gasket
    GM406043Courtesy of GENERAL MOTORS CORP.
  18. Remove the cylinder head gasket.
  19. Remove the caps, the springs, the valves and the seals from the cylinder head. Refer to Cylinder Head Disassemble .
  20. Clean the gasket mating surfaces on the cylinder head, the cylinder block and the intake manifold.
  21. Clean the cylinder block bolt hole threads.
  22. Inspect the engine block. Refer to Engine Block Cleaning and Inspection .
  23. Inspect the cylinder head. Refer to Cylinder Head Cleaning and Inspection .
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