Cadillac DeVille trunk latch failure, overheating, coolant leak, and window regulator issues on Cadillac DeVille

Some Cadillac DeVille owners report experiencing trunk latch failure, which can prevent the trunk from opening or closing properly. Additionally, overheating is a common issue, often caused by a malfunctioning cooling system, thermostat problems, or radiator issues. Some owners also report coolant leaks due to deteriorating hoses, faulty radiators, or damaged water pumps, which should be addressed promptly to avoid engine damage. Furthermore, window regulator issues are frequently mentioned, leading to difficulties in opening or closing windows smoothly. These problems underscore the importance of regular maintenance and timely repairs to ensure the proper functioning and longevity of the Cadillac DeVille.