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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 994 (Engine Mechanical - 6.6L (LLY)) >> Repair Instructions >> On-Vehicle Repair Instructions >> Intake Manifold Replacement - Right >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the center intake manifold. Refer to Intake Manifold Replacement - Center .
  2. Remove the right fuel rail. Refer to Fuel Rail Assembly Replacement - Bank 1 in Engine Controls.
  3. Remove the intake manifold bolts/nuts.
    4. IMPORTANT: The intake manifold uses sealer. Pry at the area by the fuel rail bolt holes in order to avoid damage to the sealing surfaces.
  4. Remove the intake manifold.
    5. Fig 1: View Of Intake Manifold (Right)
    GM1335935Courtesy of GENERAL MOTORS CORP.
  5. To prevent entry of debris in the cylinder head tape the openings.
  6. If required, clean and inspect the intake manifold. Refer to Intake Manifold Cleaning and Inspection .
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