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HOMESERVICE MANUALSCHEVROLET2001C3500 HD 8.1 G, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1756 (ENGINE CONTROLS - 6.6L - REPAIR INSTRUCTIONS)REPAIR INSTRUCTIONSAIR INTAKE PIPE REPLACEMENTREMOVAL PROCEDURE
2001 Chevrolet C3500 HD 8.1 G, Automatic

Removal Procedure

2001 Chevrolet C3500 HD 8.1 G, AutomaticSECTION Removal Procedure
WARNING: This page is about a different car, the 2001 GMC Sierra, 2001 GMC Cab & Chassis Sierra, 2001 Chevrolet Silverado, and 2001 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Upper Intake Manifold Sight Shield
    GM658266Courtesy of GENERAL MOTORS COMPANY
  1. Remove the upper intake manifold sight shield using the following procedure:
    1. Remove the retaining bolt in the front of the shield.
    2. Lift up on the front of the shield.
    3. Lift the shield off the rear bracket.
  2. Remove the air cleaner intake duct. Refer to Air Cleaner Inlet Duct Replacement .
  3. Remove glow plus relax assembly. Refer to Glow Plug Relay Replacement (California) , Glow Plug Relay Replacement (Federal) .
  4. Remove PCV valve hose.
    5. Fig 2: Air Intake Pipe & Turbocharger
    GM741011Courtesy of GENERAL MOTORS COMPANY
  5. Remove the 3 bolts connecting the air intake pipe to the turbocharger.
  6. Remove the air intake pipe (1) from the turbocharger (3).
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.