Removal Procedure

CAUTION: Refer to BATTERY DISCONNECT CAUTION .

Remove negative battery cables.
Drain the fuel from the tank. Refer to Fuel Tank Draining Procedure .
Raise the vehicle.
Loosen the filler neck hose clamp at the fuel tank and disconnect the fuel tank filler neck from the fuel tank.

Fig 1: Fuel Tank Filler Neck (Pickup Side Tank)
Courtesy of GENERAL MOTORS CORP.
Support the fuel tank and remove the tank strap fasteners and insulator strips, if equipped.

Fig 2: Fuel Tank Strap Fasteners & Insulator Strips (Pickup Side Tank)
Courtesy of GENERAL MOTORS CORP.
Remove the nuts from the frame mounted bracket.
Remove the frame mounted bracket.

Fig 3: Frame Mounted Bracket (Pickup Side Tank)
Courtesy of GENERAL MOTORS CORP.
Lower the fuel tank and shield enough to access the fuel lines and electrical connections at the tank and sender.

Fig 4: Fuel Tank & Shield (Pickup Side Tank)
Courtesy of GENERAL MOTORS CORP.
Disconnect the fuel pressure hoses (1) and vent line (2). Disconnect the electrical connections at the sender.
Lower the tank and shield completely.
Lift the tank out of the shield and place the tank on the floor.

Fig 5: Fuel Pressure Hoses & Vent Line (Pickup Side Tank)
Courtesy of GENERAL MOTORS CORP.
Remove the fuel sender assembly and seal ring, using the J 36608 . Discard the old seal ring. Purge the tank if the tank is being repaired.

Fig 6: Removing Fuel Sender Assembly & Seal Ring (Pickup Side Tank)
Courtesy of GENERAL MOTORS CORP.