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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G2500, VAN CARGO, 6.6 6REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 2072 (ENGINE CONTROL SYSTEM & FUEL SYSTEM - 6.6L (LMM) - REPAIR INSTRUCTIONS)REPAIR INSTRUCTIONSTURBOCHARGER CONTROL SOLENOID VALVE REPLACEMENTINSTALLATION PROCEDURE
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6

Installation Procedure

2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Installation Procedure
WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 GMC Cab & Chassis Sierra, 2010 Chevrolet Silverado, and 2010 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Turbocharger Vane Control Solenoid Valve, Bracket & Bolt
    GM1873292Courtesy of GENERAL MOTORS CORP.
  1. Install the turbocharger vane control solenoid valve (3) to the turbocharger.
    2. CAUTION: Refer to Fastener Caution .
  2. Install the turbocharger vane control solenoid valve bracket (2) and bolt (1).

    Tighten:  Tighten the bolt to 23 N.m (17 lb ft).

    3. Fig 2: View Of Turbocharger Vane Control Solenoid Valve & Electrical Connector
    GM1335540Courtesy of GENERAL MOTORS CORP.
  3. Connect the engine wiring harness electrical connector to the turbocharger vane control solenoid valve.
    4. Fig 3: View Of Turbocharger Oil Feed Pipe Banjo Bolt
    GM1335577Courtesy of GENERAL MOTORS CORP.
  4. Position the turbocharger oil feed pipe to the turbocharger.
  5. Install a NEW turbocharger oil feed pipe washer and the banjo bolt.

    Tighten:  Tighten the bolt to 34 N.m (25 lb ft).

  6. Install the EGR valve cooler. Refer to Exhaust Gas Recirculation Valve Cooler Replacement .
  7. Perform the turbocharger learn procedure. Refer to Turbocharger Learn .
RENDER: 1.0x

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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.