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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G3500, VAN PASSENGER EXTENDEDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 5 (ENGINE CONTROL SYSTEM & FUEL SYSTEM - 6.6L (LMM) - INTRODUCTION (2 OF 2))REPAIR INSTRUCTIONSTURBOCHARGER CONTROL SOLENOID VALVE REPLACEMENTINSTALLATION PROCEDURE
2008 Chevrolet Chevy Express G3500, Van Passenger Extended

Installation Procedure

2008 Chevrolet Chevy Express G3500, Van Passenger ExtendedSECTION Installation Procedure
WARNING: This page is about a different variant/trim than selected.
    Fig 1: Turbocharger Vane Control Solenoid Valve With Bracket
    GM1731773Courtesy of GENERAL MOTORS CORP.
  1. Install the turbocharger vane control solenoid valve to the turbocharger.
    2. NOTE: Refer to Fastener Notice .
  2. Install the vane control solenoid valve bracket and bolt.

    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 turbocharger vane control solenoid valve electrical connector.
    4. Fig 3: View Of Turbocharger Oil Feed Pipe Banjo Bolt
    GM1335577Courtesy of GENERAL MOTORS CORP.
  4. Position the 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 cooler tube. 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.