One problem related to underbody shield has been reported for the 2005 Cadillac STS. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2005 Cadillac STS based on all problems reported for the 2005 STS.
The air dam shield on a 2005 Cadillac Sts keeps falling down and dragging on the pavement. The car was bought in June 2005 and the first incident happened in July 2005. The dealer replaced the shield. The second incident happened in August 2005 and the dealer reattached the shield. The third incident happened in September 2006 and the dealer replaced the shield. The dragging of the shield caused some cosmetic damage under the car and the noise of the dragging was quite noticeable.
| Body problems | |
| Underbody Shield problems | |
| Frame Rust problems |