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Home >> GMC >> 2006 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1063 (Engine Mechanical - 4.3L) >> Repair Instructions - On Vehicle >> Cylinder Head Replacement - Right Side >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2008 GMC Sierra and 2008 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Generator Bracket Stud
    GM475837Courtesy of GENERAL MOTORS CORP.
  1. Drain the cooling system. Refer to Cooling System Draining and Filling (Vac-N-Fill) or Cooling System Draining and Filling (Static Fill) .
  2. Remove the generator bracket. Refer to Generator Bracket Replacement (4.3L) .
  3. Remove the intake manifold. Refer to Lower Intake Manifold Replacement .
  4. Remove the right exhaust manifold. Refer to Exhaust Manifold Replacement - Right Side (4.3L) .
  5. Remove the right pushrods. Refer to Valve Rocker Arm and Push Rod Replacement .
  6. Remove the generator bracket stud from the cylinder head.
  7. Fig 2: Locating Spark Plugs
    GM328586Courtesy of GENERAL MOTORS CORP.
  8. Remove the spark plugs.
  9. Fig 3: Spark Plug Wire Support
    GM328590Courtesy of GENERAL MOTORS CORP.
  10. Remove the spark plug wire support bolts and support.
  11. Fig 4: Locating Cylinder Head Bolts (Right)
    GM480537Courtesy of GENERAL MOTORS CORP.
  12. Remove and discard the cylinder head bolts.
  13. Fig 5: Removing/Installing Cylinder Head (Right)
    GM480538Courtesy of GENERAL MOTORS CORP.
  14. Remove the cylinder head.
  15. Fig 6: View Of Cylinder Head Gasket And Alignment Pins - Right
    GM334312Courtesy of GENERAL MOTORS CORP.
  16. Remove and discard the cylinder head gasket.
  17. Fig 7: Cylinder Head Locator Pins
    GM330553Courtesy of GENERAL MOTORS CORP.
  18. Remove the cylinder head locator pins, if necessary.
  19. Clean and inspect the cylinder head, if necessary. Refer to Cylinder Head Cleaning and Inspection .
  20. Disassemble the cylinder head, if necessary. Refer to Cylinder Head Disassemble .