Chevrolet Sonic: which model years draw the most owner complaints?
955 complaints filed with NHTSA about the Chevrolet Sonic, model years 2011 to 2020. 2 model years stand out for the engine or transmission: 2012 (engine 4.6×, transmission 15×); 2013 (engine 3.1×). Quietest mature years by complaint count: 2017, 2016. Counts of unverified owner reports, compared only with other years of the same model; not failure rates.
Complaints by model year
| MODEL YEAR | COMPLAINTS | VS OTHER YEARS | STANDS OUT | RECALLS |
|---|---|---|---|---|
| 2011 SonicFEW REPORTS | 1 | — | 0 | |
| 2012 Sonic | 354 | engine 4.6×, transmission 15× | 7 | |
| 2013 Sonic | 217 | engine 3.1× | 6 | |
| 2014 Sonic | 150 | — | 4 | |
| 2015 SonicFEW REPORTS | 114 | — | 3 | |
| 2016 SonicFEW REPORTS | 48 | quiet: 2 of 6 | 2 | |
| 2017 SonicFEW REPORTS | 37 | quiet: 1 of 6 | 0 | |
| 2018 SonicFEW REPORTS | 15 | — | 1 | |
| 2019 SonicFEW REPORTS | 8 | — | 0 | |
| 2020 SonicFEW REPORTS | 11 | — | 0 |
"Stands out" = 40 or more complaints naming that system and at least twice the model's quiet (lower-quartile) year, or twice the share seen across every vehicle of that model year. Newer years have had less time on the road. "Quiet" ranks only years with 7+ years on the road and 20+ complaints. NHTSA data through November 2026.
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Other Chevrolet models
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Source: NHTSA public complaints, recalls, service bulletin and investigation databases, data received through November 2026. Complaints are unverified reports from owners, not failure rates: sales volumes are unknown, so a model year is only compared with other years of the same model. Not a diagnosis and not financial advice. PulsCar is not affiliated with NHTSA. Year pages: 201220132014