I had a 79 Deville and it took about 25 gallons. What you really need to know is how many miles to the gallons you get. I only got 6 but I imagine the new ones are better.
Why don't you write to customer support at Cadillac at www.cadillac.com?
I had a 79 Deville and it took about 25 gallons. What you really need to know is how many miles to the gallons you get. I only got 6 but I imagine the new ones are better.
Why don't you write to customer support at Cadillac at www.cadillac.com?