Fuel Tank Draining Procedure (Rear Tank)

WARNING: This page is about a different car, the 2005 GMC Yukon XL, 2005 Chevrolet Suburban, and 2005 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

Tools Required

J 45004 Fuel Tank Siphon Hose

CAUTION: Refer to Gasoline/Gasoline Vapors Caution in Cautions and Notices.

Fig 1: View Of Fuel Tank Filler Housing To Body Screws & Retainer

Courtesy of GENERAL MOTORS CORP.

Remove the fuel fill cap.
Remove the fuel tank filler housing to body TORX® screws (1) and retainer (2).

Fig 2: Identifying Fuel Filler Components

Courtesy of GENERAL MOTORS CORP.

Remove the fuel tank filler housing to fuel tank fill pipe bolts.
Remove the filler housing.

Fig 3: View Of Fuel Fill Hose

Courtesy of GENERAL MOTORS CORP.

Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
Loosen the fill hose clamp at the rear tank.
Remove the fill hose from the rear tank.
Insert the siphon hose from J 45004 into the fuel tank.
Attach the siphon hose from J 45004 to the pump device hose.
Using a hand or air operated pump device, drain as much fuel from the tank as possible.