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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 TEMPERATURE SENSOR REPLACEMENTREMOVAL PROCEDURE
2008 Chevrolet Chevy Express G3500, Van Passenger Extended

Removal Procedure

2008 Chevrolet Chevy Express G3500, Van Passenger ExtendedSECTION Removal 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.
  1. Remove the engine cover. Refer to Engine Cover Replacement .
  2. Remove the charged air inlet tube. Refer to Charged Air Cooler Hoses/Pipes Replacement (Inlet) or Charged Air Cooler Hoses/Pipes Replacement (Outlet) .
  3. Remove the rear fuel line retainer and bolt.
  4. Remove the fuel line retainer at center of engine.
  5. Remove the glow plug module and bracket. Refer to Glow Plug Control Module Replacement .
    6. Fig 1: Identifying intake air temperature sensor
    GM1732300Courtesy of GENERAL MOTORS CORP.
  6. Disconnect the fuel rail temperature (FRT) sensor electrical connector.
  7. Fig 2: Identifying FRT Sensor
    GM1732315Courtesy of GENERAL MOTORS CORP.

    Remove the FRT sensor from the fuel line.
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.