Chevrolet Colorado: which model years draw the most owner complaints?
3,653 complaints filed with NHTSA about the Chevrolet Colorado, model years 2004 to 2026. 4 model years stand out for the engine or transmission: 2006 (engine 4.9×); 2017 (transmission 11×); 2018 (transmission 7.8×); 2019 (transmission 6.6×). Quietest mature years by complaint count: 2010, 2011, 2012. 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 |
|---|---|---|---|---|
| 2004 Colorado | 361 | — | 3 | |
| 2005 Colorado | 356 | — | 3 | |
| 2006 Colorado | 236 | engine 4.9× | 4 | |
| 2007 ColoradoFEW REPORTS | 140 | — | 3 | |
| 2008 ColoradoFEW REPORTS | 81 | quiet: 5 of 14 | 2 | |
| 2009 ColoradoFEW REPORTS | 67 | quiet: 4 of 14 | 3 | |
| 2010 ColoradoFEW REPORTS | 29 | quiet: 1 of 14 | 2 | |
| 2011 ColoradoFEW REPORTS | 42 | quiet: 2 of 14 | 5 | |
| 2012 ColoradoFEW REPORTS | 42 | quiet: 3 of 14 | 2 | |
| 2013 ColoradoFEW REPORTS | 1 | — | 0 | |
| 2014 ColoradoFEW REPORTS | 1 | — | 0 | |
| 2015 Colorado | 497 | — | 7 | |
| 2016 Colorado | 710 | — | 4 | |
| 2017 Colorado | 216 | transmission 11× | 1 | |
| 2018 Colorado | 183 | transmission 7.8× | 1 | |
| 2019 Colorado | 151 | transmission 6.6× | 0 | |
| 2020 ColoradoFEW REPORTS | 88 | — | 0 | |
| 2021 ColoradoFEW REPORTS | 80 | — | 1 | |
| 2022 ColoradoFEW REPORTS | 57 | — | 1 | |
| 2023 ColoradoFEW REPORTS | 139 | — | 3 | |
| 2024 ColoradoFEW REPORTS | 126 | — | 3 | |
| 2025 ColoradoFEW REPORTS | 28 | — | 1 | |
| 2026 ColoradoFEW REPORTS | 22 | — | 1 |
"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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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: 20042005200620152016201720182019