Pontiac G6: which model years draw the most owner complaints?
5,889 complaints filed with NHTSA about the Pontiac G6, model years 2003 to 2014. No model year stands out for the engine or transmission against the others. Quietest mature years by complaint count: 2010, 2005. 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 |
|---|---|---|---|---|
| 2003 G6FEW REPORTS | 1 | — | 0 | |
| 2004 G6FEW REPORTS | 2 | — | 0 | |
| 2005 G6 | 679 | quiet: 2 of 6 | 6 | |
| 2006 G6 | 1,909 | — | 7 | |
| 2007 G6 | 1,232 | — | 5 | |
| 2008 G6 | 1,079 | — | 5 | |
| 2009 G6 | 713 | — | 5 | |
| 2010 G6 | 273 | quiet: 1 of 6 | 3 | |
| 2014 G6FEW REPORTS | 1 | — | 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 Pontiac models
Pontiac Aztek · Pontiac Bonneville · Pontiac G5 · Pontiac G8 · Pontiac GTO · Pontiac Grand Am · Pontiac Grand Prix · Pontiac Montana · Pontiac Solstice · Pontiac Sunfire · Pontiac Torrent · Pontiac Vibe. All makes and models.
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: 200520062007200820092010