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HOMESERVICE MANUALSCHEVROLET2005CHEVY EXPRESS H1500, VAN PASSENGERREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 1 (ENGINE CONTROL SYSTEM - 4.3L - INTRODUCTION)REPAIR INSTRUCTIONSEVAPORATIVE EMISSION (EVAP) HOSES/PIPES REPLACEMENT - ENGINE/CHASSISINSTALLATION PROCEDURE
2005 Chevrolet Chevy Express H1500, Van Passenger

Installation Procedure

2005 Chevrolet Chevy Express H1500, Van PassengerSECTION Installation Procedure
WARNING: This page is about a different variant/trim than selected.
    Fig 1: View Of EVAP Pipe & Retaining Clips
    GM304560Courtesy of GENERAL MOTORS CORP.
  1. Install the EVAP pipe into the retaining clips (1).
    2. Fig 2: View Of Rear EVAP Purge Pipe
    GM569626Courtesy of GENERAL MOTORS CORP.
  2. Remove the cap from the rear EVAP pipe.
  3. Connect the rear EVAP purge pipe (3) to the chassis EVAP purge pipe (2).
  4. Install the EVAP pipe into the transfer case bracket clip, AWD drive only.
    5. Fig 3: View Of EVAP Pipe, Fuel Feed/Return Pipes & Engine Compartment Pipes
    GM583167Courtesy of GENERAL MOTORS CORP.
  5. Install the EVAP pipe into the transmission bracket clip.
  6. Install the EVAP pipe into the bellhousing stud clip (3).
  7. Lower the vehicle.
  8. Remove the cap from the engine compartment EVAP pipe.
  9. Connect the engine compartment EVAP pipe (1) to the chassis EVAP pipe (2).
  10. Install the engine cover. Refer to Engine Cover Replacement in Interior Trim.
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.