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Home >> Cadillac >> 2003 >> Escalade EXT >> Repair and Diagnosis >> Engine Performance >> Remove, Overhaul & Install >> Engine Controls - Removal & Installation >> Fuel Systems >> Fuel Pump >> Removal

Fuel Pump: Removal

CAUTION: Use safety glasses when using compressed air to prevent eye injury.
NOTE: DO NOT handle the fuel sending unit assembly by the fuel pipes. The amount of leverage generated by handling the fuel sending unit assembly by the fuel pipes could damage the joints.
  1. Fuel pump is located in fuel tank and is integral with fuel sending unit assembly. Remove fuel tank. See FUEL TANK . Using compressed air, clean area at top of fuel tank around fuel sending unit. See Fig 1.
  2. Disconnect fuel lines from fuel tank sending unit. See FUEL LINE DISCONNECT FITTINGS .
  3. Remove fuel sending unit assembly retaining ring using Retaining Ring Remover/Installer (J-44402). Lift fuel sending unit assembly from fuel tank. Drain any remaining fuel from the fuel sending unit into an approved container. Remove and discard fuel sending unit "O" ring.
Fig 1: Locating Fuel Tank Sending Unit, Fuel Tank Roll-Over Valves & EVAP Pipe (Single Tank Models & Front Tank On Dual Tank Models)
G00156252Courtesy of GENERAL MOTORS CORP.