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HOMESERVICE MANUALSCHEVROLET2006SUBURBAN C2500, 6.0 UREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 382 (ENGINE CONTROLS - 4.3L (INTRODUCTION))REPAIR INSTRUCTIONSFUEL HOSE/PIPES REPLACEMENT - ENGINE COMPARTMENTREMOVAL PROCEDURE
2006 Chevrolet Suburban C2500, 6.0 U

Removal Procedure

2006 Chevrolet Suburban C2500, 6.0 USECTION Removal Procedure
WARNING: This page is about a different car, the 2004 GMC Sierra and 2004 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT: Clean all the fuel pipe connections and surrounding areas before disconnecting the pipes in order to avoid possible fuel system contamination.
  1. Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Resonator Replacement .
  2. Relieve the fuel system pressure. Refer to Fuel Pressure Relief Procedure .
  3. Disconnect the fuel feed/return pipes (4) from the engine compartment pipes (5).
    4. Fig 1: View Of EVAP Pipe, Fuel Feed/Return Pipes & Engine Compartment Pipes
    GM583167Courtesy of GENERAL MOTORS CORP.
  4. Discard the O-ring seals from fuel feed/return pipes.
  5. Cap the fuel pipes in order to prevent possible fuel system contamination.
  6. Remove the fuel feed/return pipe bracket nuts.
  7. Remove the fuel feed/return pipe bracket.
  8. Remove the fuel feed/return pipe bolt.
    9. Fig 2: View Of Fuel Feed/Return Pipe Bolt, Bracket & Nuts
    GM817572Courtesy of GENERAL MOTORS CORP.
  9. Pull straight up on the pipes in order to remove the pipes from the fuel meter body.
  10. Remove and discard the following components from the fuel meter body:
    • Fuel seal retainers (1)
    • Upper fuel seals (2)
    • Spacer rings (3)
    • Lower fuel seals (4)
    11. Fig 3: View Of Fuel Seal Retainers, Upper Fuel Seals, Spacer Rings & Lower Fuel Seals
    GM817575Courtesy of GENERAL MOTORS CORP.
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.