The gas tank on the 2001 GMC Sierra-2500HD holds 34 gal..
18 gallons
14 - 15 gallons
17.8 gallons.
it holds 450 gallons
about 15 gallons
24.5 gallons
18 U.S. gallons
20 US Gallons
18 U.S. gallons
19.1 US gallons
11 gallons for the 2001 sedan.
17.12 US Gallons