How many gallons of gas does a 2001 cadillac deville has?
The tank can hold approx. 18.5 gallons total. When you guage is at "E", I bet you can pump close to 15 gallons in.
Same thing happened on my 1993 Deville; I never could figure out what happened to those extra 2 to 3 gallons of gas. :/
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