Is the Cadillac STS Reliable?
2005–2011 defect & recall-risk analysis from citable NHTSA data.
The score ranks this model's recall intensity against other sedans — plus systemic-defect concentration and any open federal investigations. It measures defect and recall risk, not long-term mechanical durability, and is deliberately not skewed by how many were sold.
Reliability Score
Own a Cadillac STS? Check your specific VIN for a full history report.
Cadillac STS Reliability by Year
| Model Year | Recalls | Complaints | Injuries | Deaths | Reliability Score | Rating |
|---|---|---|---|---|---|---|
| 2011 | 0 | 5 | — | — | 57 | Fair |
| 2010 | 0 | 6 | — | — | 57 | Fair |
| 2009 | 0 | 11 | — | — | 57 | Fair |
| 2008 | 0 | 28 | — | — | 57 | Fair |
| 2007 | 2 | 28 | 1 | — | 57 | Fair |
| 2006 | 2 | 110 | 28 | — | 57 | Fair |
| 2005 | 1 | 86 | 2 | — | 57 | Fair |
Reliability scores are proprietary to VinCheckEngine and incorporate multiple weighted safety signals.
How the STS Compares to Similar Vehicles
The STS scores exactly at the sedan average.
Known Cadillac STS Reliability Issues
The following components appear most frequently in owner complaints filed with NHTSA:
Based on 274 owner complaints across recent model years.
Frequently Asked Questions
Is the Cadillac STS reliable?+
The Cadillac STS scores 72/100 on our reliability index — rated "Good." Across 7 recently analyzed model years, it accumulated 5 recall campaigns and 274 owner complaints in the NHTSA database.
What year STS is most reliable?+
Among the years analyzed, the 2011 STS achieved the highest reliability score of 57/100 with 0 recalls and 5 complaints.
How many miles does a STS last?+
With consistent maintenance, most Cadillac STS owners report 150,000 to 200,000+ miles of service life. Checking the VIN of any specific used STS will reveal its actual mileage history and any title events.
More Cadillac STS Research
Check a Specific Cadillac STS VIN
Model-level reliability scores show general trends. A VIN-specific report reveals the exact history of any individual vehicle — accidents, odometer records, auction events, and open recalls.
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