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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 950 (Engine Controls - 6.6L (Lb7) (Introduction)) >> Repair Instructions >> Fuel Tank Replacement (Cab/Chassis - Rear) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Loosen the fuel fill and vent hose clamps at the tank.
  2. Remove the fuel fill and vent hose from the tank.
    3. Fig 1: Fuel Fill And Vent Hose (Cab/Chassis - Rear)
    GM877741Courtesy of GENERAL MOTORS CORP.
  3. Drain the fuel tank. Refer to Fuel Tank Draining Procedure .
  4. Disconnect the sending unit electrical connector (2).
    5. Fig 2: Sending Unit Electrical Connector & Fuel Pump Electrical Connector
    GM877754Courtesy of GENERAL MOTORS CORP.
    Fig 3: Fuel Feed/Return Pipes At Sending Unit (Cab/Chassis - Rear)
    GM881567Courtesy of GENERAL MOTORS CORP.
  5. Disconnect the fuel feed/return pipes from the sending unit. Refer to Quick Connect Fitting(s) Service (Metal Collar) .
  6. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  7. Remove the fuel tank shield bolts.
  8. Remove the fuel tank shield.
    9. Fig 4: Fuel Tank Shield & Bolts (Cab/Chassis - Rear)
    GM877746Courtesy of GENERAL MOTORS CORP.
  9. Place a suitable adjustable jack under the fuel tank.
  10. Remove the fuel tank strap bolts.
    NOTE: Refer to Fuel Tank Strap Fastener Notice in Cautions and Notices.
  11. Remove the fuel tank straps.
    12. Fig 5: Fuel Tank, Strap & Bolts (Cab/Chassis - Rear)
    GM877748Courtesy of GENERAL MOTORS CORP.
  12. Lower the fuel tank.
  13. With the aid of an assistant, place the fuel tank in a suitable work area.
  14. Cap the fuel pipes in order to prevent possible fuel system contamination.
  15. If replacing the fuel tank, remove the sending unit. Refer to Fuel Sender Assembly Replacement .
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