GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2008 🢒 Chevrolet W-Series Commercial W4 (W3500/W4500) 🢒 Engine 🢒 Engine Controls and Fuel - 4.8L, 5.3L, 6.0L, 6.2L, or 7.0L 🢒 Fuel Tank Draining

Fuel Tank Draining for Chevrolet Chevrolet W-Series Commercial W4 (W3500/W4500) 2008

Fuel Tank Draining w/o L59

    Caution: Refer to Gasoline/Gasoline Vapors Caution in the Preface section.

  1. Remove the fuel filler cap.
  2. Use a hand or air operated pump device in order to drain as much fuel through the fuel tank filler pipe opening as possible.