Removal Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: Clean the fuel and evaporative emission (EVAP) connections and surrounding areas prior to disconnecting the lines in order to avoid possible system contamination.

Relieve the fuel system pressure. Refer to Fuel Pressure Relief Procedure .

Fig 1: View Of Fuel Feed And Pressure Balance Lines
Courtesy of GENERAL MOTORS CORP.
Disconnect the fuel feed and pressure balance lines from the front tank. Refer to Quick Connect Fitting(s) Service (Metal Collar) .
Cap the fuel and balance lines at the fuel tank in order to avoid possible system contamination.

Fig 2: Fuel Feed And EVAP Quick Connect Fittings At Fuel Tank

Courtesy of GENERAL MOTORS CORP.

Disconnect the fuel feed and pressure balance lines from the rear tank. Refer to Quick Connect Fitting(s) Service (Metal Collar) .
Cap the fuel and balance lines at the fuel tank in order to avoid possible system contamination.

Fig 3: Rear Fuel Line Bundle (Cab/Chassis)

Courtesy of GENERAL MOTORS CORP.

Remove the rear fuel line bundle clip nuts.
Remove the rear fuel line bundle.