One problem related to check engine light on has been reported for the 1997 Cadillac Deville. The most recently reported issues are listed below.
The contact owns a 1997 Cadillac Deville. The contact stated that the check engine light remains illuminated. She stated that the vehicle gets very hot and displays a warning that instructs her to shut off the engine. Another warning indicator stated that there was no coolant in the engine. The dealer inspected the vehicle, but the contact was uncertain if any repairs were done. The current mileage was 106,200 and the failure mileage was unknown.