LEMON Manuals: Even more car manuals for everyone
Home >> Chevrolet >> 2018 >> Suburban 3500 HD LT >> Repair and Diagnosis >> External Pages >> Different car >> Section 8 (Engine Controls And Fuel - 5.3L (L83) Or 6.2L (L86) - Repair Instructions) >> Repair Instructions >> Fuel Tank Draining

Fuel Tank Draining

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2018 GMC Yukon XL, 2018 GMC Yukon, 2018 Chevrolet Tahoe, 2018 Chevrolet Suburban, and 2018 Cadillac Escalade ESV. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Fuel Tank Vent Line Quick Connect Fitting, Hose Clamp, Bracket Bolts & Fill Hose
    GM1964115Courtesy of GENERAL MOTORS COMPANY
    WARNING:

    Refer to Diesel/Gasoline Vapors Warning .

  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 (6).
  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.