One problem related to engine overheat has been reported for the 1998 Cadillac Deville. The most recently reported issues are listed below.
The contact owns a 1998 Cadillac Deville. The contact stated that while driving at various speeds the vehicle would stall due to the engine overheating. The failure would occur whenever the vehicle was in operation for a few minutes. During the failures, the engine overheat light would illuminate on the instrument panel. The vehicle was taken to an authorized dealer where the contact was informed that the freeze plug needed to be replaced. The vehicle was also taken to an independent repair shop where the contact was informed that the head gaskets were warped. The vehicle was not repaired. The failure mileage was 110,000 and the current mileage was 111,000.