IMPORTANT: Clean all the fuel pipe connections and surrounding areas before disconnecting the pipes in order to avoid possible contamination of the fuel system.

Fig 1: View Of EVAP/Fuel Hose/Pipes

Courtesy of GENERAL MOTORS CORP.

Relieve the fuel system pressure. Refer to the Fuel Pressure Relief Procedure .
Disconnect the fuel feed and return pipes (1) from the fuel rail. Refer to Quick Connect Fitting(s) Service (Metal Collar) .
Cap the fuel rail pipes.
Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
Remove the fuel pipe bracket nut (2).
Remove the fuel pipe bracket from the bellhousing stud.

Fig 2: Identifying Fuel Line Retaining Clips

Courtesy of GENERAL MOTORS CORP.

Remove the fuel lines from the retaining clips (1) on the transmission.

Fig 3: Locating Fuel Tank Fittings

Courtesy of GENERAL MOTORS CORP.

Disconnect the fuel feed and return lines from the rear fuel feed and return lines. Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
Disconnect the fuel line from the fuel filter. Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
Cap the rear fuel lines.
Remove the fuel line bundle.
IMPORTANT: Note the position of the fuel bundle clips prior to disassembly.
Remove the fuel line bundle retaining clips.
Remove the fuel feed, return, and/or evaporative emission (EVAP) pipe to be replaced.

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.

Safety Warning

Removal Procedure

Use the Manual With the Right Hardware

When to See a Mechanic