1997 Cadillac DeVille Problem Reports

Most Reported 1997 Cadillac DeVille Problem Reports

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The air conditioning compressor may become noisy or develop a refrigeration leak, requiring replacement.

The high-pressure power steering lines are known to leak.

One or both transmission output shaft seals may leak. Our technicians tell us that worn bushings inside the transmission could be the cause of the damaged seals. Our technicians tell us that if a bushing is worn, excess play will be noted where the drive axle attaches to the transmission.

An intake manifold vacuum leak can develop from a variety of sources, often causing illumination of the Check Engine Light with codes P0171 & P0174 stored. Thorough diagnoses will be necessary to pinpoint the cause in order to make the correct repairs. A "smoke" machine is often used to isolate the cause of difficult to find vacuum leaks.

Acid may leak from the battery at the cable connections, resulting in corrosion on the battery cable ends and in the battery tray. A Leaking battery should be replaced and the cables thoroughly cleaned or replaced if necessary.

Illumination of the Check Engine Light may be the result of a loose or worn gas cap.