One problem related to underbody shield has been reported for the 2003 Cadillac Deville. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2003 Cadillac Deville based on all problems reported for the 2003 Deville.
The exterior mirrors are too high, causing the driver to experience poor visibility when turning the vehicle. The driver visor did not have enough clearance to view the higway well. (was not designed for short).
| Body problems | |
| Structure problems | |
| Underbody Shield problems |