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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 199 (Engine Control System & Fuel - 4.8L, 5.3L, 6.0L, Or 6.2L - Introduction (2 Of 2)) >> Repair Instructions >> Fuel Tank Draining (Dual Tanks - Rear) >> Procedure

Fuel Tank Draining (Dual Tanks - Rear): Procedure

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    Fig 1: View Of Fuel Tank Filler Housing To Body Screws & Retainer
    GM853731Courtesy of GENERAL MOTORS CORP.
  1. Remove the fuel fill cap.
  2. Remove the fuel tank filler housing to body TORX® screws (1) and retainer (2).
    3. Fig 2: Identifying Fuel Filler Components
    GM300318Courtesy of GENERAL MOTORS CORP.
  3. Remove the fuel tank filler housing to fuel tank fill pipe screws.
  4. Remove the filler housing.
    5. Fig 3: View Of Fuel Hoses & Clamp
    GM1704321Courtesy of GENERAL MOTORS CORP.
  5. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  6. Loosen the fill hose clamp (3) at the rear tank.
  7. Remove the fill hose from the rear tank.
  8. Insert the siphon hose from the J 45004  into the fuel tank. See Special Tools .
  9. Attach the siphon hose from the J 45004  to the pump devise. See Special Tools .
  10. Using a hand or air operated pump device, drain as much fuel from the tank as possible.
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