One problem related to automatic transmission torque converter 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.
Vehicle had been experiencing transmission "shudder". On highway appeared transmission 'jumped out of gear and began shifting" vehicle taken to dealer and dealer advised of TSB #060730020 & 060730030 to which gm has added that if vehicle is over certain mileage (approx 42000) then torque converter is replaced and fluids changed. Dealer advises torque converter has failed, no assistance coming from dealer of manufacturer-repair cost is in excess of $5000 this is a known problem particular to these vehicles and gm has had numerous complaints.
| Power Train problems | |
| Differential Unit problems | |
| Axle Shaft Seal problems | |
| Axle Shaft problems | |
| Automatic Transmission problems | |
| Automatic Transmission Torque Converter problems |