An ignition coil may fail causing one of the cylinders to misfire. Each of the two banks of cylinders has its own coil assembly. If one ignition coil fails the coil assembly for the corresponding cylinder bank must be replaced.
Problems for specific Cadillac DeVille years:
Car problem reports
Problem with your car? See what our experts say or submit your own.
Most reported 2000 Cadillac DeVille problems
Illumination of the Check Engine Light can be caused by a loose or worn gas cap.
The steering wheel position sensor may fail, resulting in the service stability message being displayed.