Is the Cadillac STS Reliable?
2005–2011 reliability analysis based on NHTSA safety recalls and owner complaints.
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 | — | — | 98 | Excellent |
| 2010 | 0 | 6 | — | — | 98 | Excellent |
| 2009 | 0 | 11 | — | — | 90 | Excellent |
| 2008 | 1 | 28 | — | — | 91 | Excellent |
| 2007 | 1 | 28 | 1 | — | 91 | Excellent |
| 2006 | 1 | 110 | 28 | — | 70 | Good |
| 2005 | 0 | 86 | 2 | — | 85 | Excellent |
Reliability scores are proprietary to VinCheckEngine and incorporate multiple weighted safety signals.
How the STS Compares to Similar Vehicles
The STS scores 17 points above the average sedan — a strong result.
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 89/100 on our reliability index — rated "Excellent." Across 7 recently analyzed model years, it accumulated 3 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 98/100 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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