Removal Procedure

CAUTION: Replace the O-ring seals exposed during component service in order to reduce the risk of fire and personal injury that may result from a fuel leak.

CAUTION: Refer to BATTERY DISCONNECT CAUTION .

Disconnect the negative battery cables.
Loosen filler caps to relieve the fuel system pressure.
Raise the vehicle.
Disconnect the electrical connector.

Fig 1: Fuel Balance Pump Electrical Connector
Courtesy of GENERAL MOTORS CORP.
Clean both fuel pipe connections and surrounding areas at the fuel pump before disconnecting to avoid possible contamination of the fuel system.
Disconnect both fuel pipes from the pump.

Fig 2: Fuel Balance Pump Fuel Pipes
Courtesy of GENERAL MOTORS CORP.
Slide the pump out of the bracket.
Cap the fuel pipes.

Fig 3: Fuel Balance Pump
Courtesy of GENERAL MOTORS CORP.