Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO, 6.6 2REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 381 (ENGINE CONTROLS - 6.6L (LLY) (INTRODUCTION))REPAIR INSTRUCTIONSTURBOCHARGER VANE POSITION CONTROL SOLENOID VALVE REPLACEMENTINSTALLATION PROCEDURE

2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2

Installation Procedure

2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION Installation 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.

Fig 1: View Of Turbocharger Vane Control Solenoid Valve & Electrical Connector

Courtesy of GENERAL MOTORS CORP.

Install the turbocharger vane control solenoid valve to the turbocharger.

NOTE: Refer to Fastener Notice in Cautions and Notices.

Install the vane control solenoid valve bracket and bolt.
Tighten: Tighten the bolt to 23 N.m (17 lb ft).
Connect the turbocharger vane control solenoid valve electrical connector.

Fig 2: View Of Turbocharger Oil Feed Pipe Banjo Bolt

Courtesy of GENERAL MOTORS CORP.

Position the oil feed pipe to the turbocharger.
Install a NEW turbocharger oil feed pipe washer and the banjo bolt.
Tighten: Tighten the bolt to 34 N.m (25 lb ft).
Install the intake manifold cover. Refer to Intake Manifold Cover Replacement in Engine Mechanical - 6.6L (LLY).
Perform the turbocharger learn procedure. Refer to Turbocharger Learn Procedure .

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.