2005 Cadillac STS engine problems
12 owner complaints filed with NHTSA name the engine on the 2005 Cadillac STS — 12% of all complaints for this model year.
What owners report
“The vehicle intermittently loses engine/ electrical power while driving. When the power loss occurs, brakes and steering lose proper functionality creating a threat to the driver and passengers as well as other motorists. The vehicle then is unresponsive to the proper starting procedure. Restarting…”
filed Aug 19, 2019
“Without warning my transmission stopped working . I can move the greer with out it collecting any greer . No engine check light nothing . I pulled the parking lot and had to be pushed out street .”
filed Nov 1, 2018
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Engine problems in other STS years
| Year | Reports | Share |
|---|---|---|
| 2008 STS | 9 | 18% |
| 2007 STS | 4 | 8% |
| 2006 STS | 20 | 14% |
Other reported problem areas on the 2005 Cadillac STS
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.