A little over 17 gallons.
A 2002 Buick Century can hold up to 15.5 gallons of gas. The 2002 Buick Century gets 21 mpg on both highway and city roads.
It holds 16 gallons.
17
18 gallons
15 gallons
17
12 gallons.
17 Gallons US, or 64.3 Litres
I think it is about 18 and a half gallons, I have a 2001.
17.43535537 gallons go here for info: http://www.internetautoguide.com/car-specifications/99-int/2000/buick/century/custom-sedan/526/index.html
How many gallons does a 1990 buick park ave gas tank hold
16.5 gallons