GMC exhaust system problems
Across all GMC models in NHTSA's complaint database, 337 complaints involve exhaust system. The Jimmy accounts for the largest share (28%). The single worst model year is the 1995 Jimmy with 44 exhaust system complaints.
At a glance
- Complaints
- 337 about exhaust system, all GMC models
- Most affected
- Jimmy 28% of these complaints
- Typical mileage
- 67,000 miles 146 complaints with mileage
- Crashes and fires
- 6 and 6
Source: NHTSA owner complaints
Which GMC models
| Model | Complaints | Share |
|---|---|---|
| Jimmy | 94 | 28% |
| Sonoma | 28 | 8% |
| Sierra | 24 | 7% |
| Safari | 23 | 7% |
| Sierra 1500 | 19 | 6% |
| Yukon | 17 | 5% |
| Terrain | 15 | 5% |
| Envoy | 14 | 4% |
| Sierra 2500 | 12 | 4% |
| Suburban | 12 | 4% |
Worst model years for exhaust system
- 1995 GMC Jimmy44 complaints
- 1994 GMC Jimmy17 complaints
- 1996 GMC Jimmy9 complaints
- 1993 GMC Jimmy7 complaints
- 1995 GMC Safari7 complaints
Exhaust system complaints by model year
View the numbers
| Model year | Complaints |
|---|---|
| 1990 | 2 |
| 1991 | 3 |
| 1992 | 6 |
| 1993 | 17 |
| 1994 | 29 |
| 1995 | 59 |
| 1996 | 21 |
| 1997 | 23 |
| 1998 | 14 |
| 1999 | 18 |
| 2000 | 16 |
| 2001 | 16 |
| 2002 | 12 |
| 2003 | 13 |
| 2004 | 18 |
| 2005 | 16 |
| 2006 | 3 |
| 2007 | 7 |
| 2008 | 8 |
| 2009 | 1 |
| 2010 | 5 |
| 2011 | 4 |
| 2012 | 6 |
| 2013 | 4 |
| 2014 | 1 |
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 5 |
| 2021 | 1 |
| 2024 | 1 |
| 2025 | 1 |
Among the 146 of these complaints that report mileage, the median is about 67,000 miles.
Complaint counts are not adjusted for how many vehicles each brand sells, so large brands naturally have more complaints.