One problem related to check engine light on has been reported for the 2001 Cadillac Deville. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2001 Cadillac Deville based on all problems reported for the 2001 Deville.
While traveling at 30 mph vehicle shut down. Engine check light came on and off. Dealer stated crank shaft sensor needed to be replaced.