One or more of the power window regulators (one in each door) may fail causing the window to fall into the door and not roll up.
Resources for the Repair and Maintenance of your 2003 Cadillac DeVille DTS
2003 Cadillac DeVille DTS
2003 Cadillac DeVille DTS Problems
The engine may develop an oil leak from the lower crankcase portion of the engine block. Our technicians tell us that the engine must be removed from the vehicle to properly repair this oil leak.
The steering wheel position sensor may fail, resulting in the service stability message being displayed.
One or more heater & AC (HVAC) temperature and/or air delivery mode door actuator may fail, resulting in improper temperature or air delivery. If this occurs, fault code(s) should be stored in the HVAC control module which should assist in diagnoses.
The crankshaft position sensor may fail causing the engine to stall intermittently, the Check Engine Light may or may not illuminate.
2003 Cadillac DeVille DTS Questions and Answers
I need to know how to replace the light on steering wheel
Crossover pipeseals leaking coolant and lower crankcase half starting to leak. How much does it cost to repair these issues?
Now when driving car it makes a hissing sound but when I stop the car it also stops.any idea???
Why does air conditioning fan work intermittenly? IT comes on when right door slams or when going across a rough railroad track
2003 Cadillac DeVille DTS Reviews
Replaced 5 (twice on driver side) window regulators. Plastic parts on something used almost daily? Constant o2 codes. 80k miles. Drives great but too many repairs.
worst car I ever owned . Had many Cadillacs they lost my busness forever. repairs all the time. window motors all 4 many codes a.c. will not blow out of dash vents uses alot of oil 56,000 miles and falling apart
i have a 03 dhs this is the best cadillac i have ever own this car is something else . i own a lot of cadillacs this is the best i ever own. that nortstar system is something