Two problems related to service engine light on have been reported for the 2001 Cadillac Deville. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2001 Cadillac Deville based on all problems reported for the 2001 Deville.
The contact owns a 2001 Cadillac Deville. The contact stated while making a turn, the power steering failed as the steering wheel became extremely hard to maneuver. The service engine and traction control sensor illuminated intermittently multiple times. The vehicle was taken to an authorized dealer. The technician was unable to diagnose the failure. The failure recurred with both sensors continuing to illuminate. The vehicle was taken to an independent mechanic, who replaced the motor mounts and the power steering hoses. The repairs were performed twice before and the failure recurred. The manufacturer was notified of the failure. The approximate failure mileage was 80,000. The consumer stated after the vehicle was serviced, it started vibrating. She returned to the dealer, where they informed her the motor mount needed to be replaced. All four power window motors had to be replaced, and the service engine soon light illuminated. The ignition needed to be replaced, and she was unable to start the vehicle on two occasions. The abs and traction system failed. The power steering hose line was replaced twice. Updated 07/16/14 updated 08/11/lj.
Service engine light comes on and vehicle engine will unexpectedly die leaving you with no power assist on brakes or steering, a very dangerous situation. Dealer has replaced engine crankshaft sensor the third time now. The engine died unexpectedly numerous times, and the engine crankshaft sensor has been replaced three times in 52,000 miles. Dealer says Cadillac will not pay for replacement even though they are aware of the problem and sensor had been replaced twice previously. We are extremely lucky these incidents did not cause a major crash.