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HOMESERVICE MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO, 6.6 2REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 676 (ENGINE CONTROLS - 6.6L - INTRODUCTION (2 OF 2))REPAIR INSTRUCTIONSENGINE WIRING HARNESS ASSEMBLY REPLACEMENTREMOVAL PROCEDURE
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2

Removal Procedure

2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION Removal Procedure
WARNING: This page is about a different car, the 2006 GMC Sierra, 2006 GMC Cab & Chassis Sierra, 2006 Chevrolet Silverado, and 2006 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure (Single Battery) or Battery Negative Cable Disconnect/Connect Procedure (Auxiliary Battery) .
  2. Remove the intake manifold cover. Refer to Intake Manifold Cover Replacement .
  3. Remove both front wheelhouse panels. Refer to Wheelhouse Panel Replacement .
  4. Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .
  5. Using a pick or a small flat-bladed screw driver, remove and discard the quick connect fitting clip from the charged air cooler outlet duct.
  6. Remove the charged air cooler outlet duct from the intake.
    Fig 1: Removing Charged Air Cooler Outlet Duct
    GM1653035Courtesy of GENERAL MOTORS CORP.
  7. Loosen the charged air cooler inlet duct connector to turbocharger clamp (1).
    Fig 2: View Of Turbocharger Clamp & Charged Air Cooler Inlet Duct Connector
    GM1334380Courtesy of GENERAL MOTORS CORP.
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.