2013 GMC Terrain engine problems
197 owner complaints filed with NHTSA name the engine on the 2013 GMC Terrain — 54% of all complaints for this model year.
What owners report
“The exhaust and emissions system appears to have failed or is malfunctioning, including the catalytic converter and potentially the exhaust manifold or upstream exhaust components. The engine and fuel/propulsion system are also affected, as evidenced by sputtering and drivability issues. The…”
filed Jan 7, 2026
“Was driving my terrain and suddenly it started to shake and then check engine Light came on. Upon getting out I checked the dipstick and no oil was on dipstick. Start to put oil in and it's running out of the oil pan underneath the vehicle. Towed it home removed oil pan and engine parts laying…”
filed Dec 12, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Engine problems in other Terrain years
| Year | Reports | Share |
|---|---|---|
| 2026 Terrain | 1 | 4% |
| 2024 Terrain | 11 | 23% |
| 2023 Terrain | 13 | 36% |
| 2022 Terrain | 10 | 21% |
| 2021 Terrain | 8 | 24% |
| 2020 Terrain | 55 | 30% |
| 2019 Terrain | 63 | 36% |
| 2018 Terrain | 51 | 24% |
| 2017 Terrain | 77 | 58% |
| 2016 Terrain | 45 | 30% |
| 2015 Terrain | 80 | 27% |
| 2014 Terrain | 123 | 42% |
Other reported problem areas on the 2013 GMC Terrain
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.