We don't have a lot of Cadillac DeVille cooling system problems on file — feel free to add yours here. The most common DeVille cooling system problems cost $500 to fix & occur at 58,000 miles. Click on a year below.

Worst Cooling System Problems
over heating 1999 Cadillac DeVille
water pump froze 2002 Cadillac DeVille
heater blower motor failed 1997 Cadillac DeVille