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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Engine Controls - 4.3L - Introduction (2 Of 2)) >> Repair Instructions >> Fuel Tank Draining Procedure

Fuel Tank Draining Procedure

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  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure (Single Battery) or Battery Negative Cable Disconnect/Connect Procedure (Auxiliary Battery) in Engine Electrical.
  2. Remove the fuel fill cap.
    CAUTION: Refer to GASOLINE/GASOLINE VAPORS CAUTION in Cautions and Notices.
  3. Use a hand or air operated pumping device in order to drain as much fuel out of the tank, through the fuel fill pipe as possible.
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