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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 894 (Engine Controls And Fuel - 4.3L - Introduction (2 Of 2)) >> Repair Instructions >> Fuel Tank Draining

Fuel Tank Draining

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Fuel Fill Hose
    GM1852195Courtesy of GENERAL MOTORS CORP.
  1. Loosen the fuel fill cap in order to relieve the fuel tank vapor pressure.
  2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  3. Loosen the fuel fill hose clamp (1).
  4. Remove the fuel fill hose from the fuel tank.
  5. Insert the hose from the pump devise into the fuel tank.
  6. Using a hand or air operated pump device, drain as much fuel from the tank as possible.