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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G3500, VAN PASSENGER EXTENDEDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 216 (ENGINE CONTROLS AND FUEL - 3.6L - INTRODUCTION (2 OF 2))REPAIR INSTRUCTIONSFUEL SYSTEM CLEANING (LP1, LY7)INSTALLATION 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 car, the 2008 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.

Assemble the fuel system as follows:

  1. Install the fuel injectors and fuel rail. Refer to Fuel Injector and Fuel Rail Replacement (LP1, LY7) .
  2. Install the fuel module assemblies. Refer to Primary Fuel Tank Module Replacement  and Secondary Fuel Tank Module Replacement .
  3. Install the fuel filter. Refer to Fuel Filter Replacement .
  4. Refer to Metal Collar Quick Connect Fitting Service  in order to connect the following quick connect fittings to the fuel rail:
    • The feed hose/pipe
    • The return hose/pipe
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.