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 MANUALSCHEVROLET2008CHEVY EXPRESS G3500, VAN PASSENGER EXTENDEDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 538 (ENGINE CONTROL SYSTEM & FUEL SYSTEM - 6.6L LMM - INTRODUCTION)REPAIR INSTRUCTIONSFUEL INJECTION FUEL FEED FRONT PIPE REPLACEMENT - LEFT SIDEINSTALLATION PROCEDURE

2008 Chevrolet Chevy Express G3500, Van Passenger Extended

Installation Procedure

2008 Chevrolet Chevy Express G3500, Van Passenger ExtendedSECTION Installation Procedure

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2009 GMC Savana Special, 2009 GMC Savana Camper Special, 2009 GMC Savana, 2009 Chevrolet RV Cutaway, and 2009 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying fuel pump to LH fuel rail pipe

Courtesy of GENERAL MOTORS CORP.

Install the left fuel feed pipe.

CAUTION: Refer to Fastener Caution .

Connect the fuel feed pipe fitting to the left fuel rail and tighten to 41 N.m (30 lb ft).
Connect the fuel feed pipe fittings to the fuel injector pump and tighten to 41 N.m (30 lb ft).
If equipped, install the auxiliary generator. Refer to Auxiliary Generator Replacement .
Install the A/C compressor. Refer to Air Conditioning Compressor Replacement (4.3L) or Air Conditioning Compressor Replacement (4.8L, 5.3L, 6.0L) or Air Conditioning Compressor Replacement (6.6L) .
Prime the fuel system. Refer to Fuel System Priming .
Start the engine.
If the engine does not start, repeat the above step.
Inspect the fuel system for leaks.

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.