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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 906 (Engine Mechanical - 4.8L, 5.3L, 6.0L And 6.2L (2 Of 5)) >> On-Vehicle Repair Instructions (1 Of 2) >> Cylinder Head Replacement - Left Side >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Engine Ground Strap & Bolt
    GM1699550Courtesy of GENERAL MOTORS CORP.
  1. Remove the generator bracket. Refer to Generator Replacement (4.3L) or Generator Replacement (4.8L, 5.3L, 6.0L, and 6.2L) or Generator Replacement (6.6L) .
  2. Remove the intake manifold. Refer to Intake Manifold Replacement (L92 - First Design)  or Intake Manifold Replacement (L92 - Second Design)  or Intake Manifold Replacement (LY2 and LY6)  or Intake Manifold Replacement (LH6, LMG, LY5 and L76) .
  3. Remove the coolant air bleed pipe. Refer to Coolant Air Bleed Pipe Assembly Replacement (LH6, LY5, LMG, L76, L92) or Coolant Air Bleed Pipe Assembly Replacement (LY2, LY6) .
  4. Remove the left exhaust manifold. Refer to Exhaust Manifold Replacement - Left Side (4.3L) or Exhaust Manifold Replacement - Left Side (4.8L, 5.3L, 6.0L, and 6.2L) or Exhaust Manifold Replacement - Left Side (6.6L) .
  5. Remove the pushrods. Refer to Valve Rocker Arm and Push Rod Replacement .
  6. Remove the engine ground strap bolt from the rear of the cylinder head.
  7. Remove the ground strap from the cylinder head.
    8. Fig 2: View Of Cylinder Head & Bolts
    GM1658150Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: The cylinder head bolts are of a torque-to-yield design and are NOT to be reused.
  8. Remove and discard the cylinder head bolts (220, 221).
    9. NOTE: After removal, place the cylinder head on 2 wood blocks in order to prevent damage to the sealing surfaces.
  9. Remove the cylinder head (218).
    10. Fig 3: View Of Cylinder Head Gasket & Locating Pins
    GM1658153Courtesy of GENERAL MOTORS CORP.
  10. Remove and discard the cylinder head gasket (217).
  11. If required, clean and inspect the cylinder head. Refer to Cylinder Head Cleaning and Inspection .
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