2018 Chevrolet Suburban power train problems
17 owner complaints filed with NHTSA name the power train on the 2018 Chevrolet Suburban — 21% of all complaints for this model year.
What owners report
“The contact owns a 2018 Chevrolet Suburban. The contact stated while the contact's husband was driving at an undisclosed speed, the accelerator pedal was depressed, however the vehicle failed to accelerate as intended. In addition, the contact's husband noticed an abnormal sound and the vehicle…”
filed Jun 1, 2026
“My husband was driving our 2018 Chevy Suburban when it suddenly stopped accelerating and he could no longer shift gears. Luckily, this happened while he was driving down a gravel road (approx 25-30mph). If he would have been driving at highway speeds, it is likely that he could have lost control of…”
filed May 15, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- A component missing from the drivetrain transfer case may cause the front and/or rear…Campaign 26V289000 · May 7, 2026
Power Train problems in other Suburban years
| Year | Reports | Share |
|---|---|---|
| 2024 Suburban | 7 | 19% |
| 2023 Suburban | 12 | 11% |
| 2022 Suburban | 29 | 27% |
| 2021 Suburban | 35 | 19% |
| 2020 Suburban | 10 | 24% |
| 2019 Suburban | 38 | 50% |
| 2017 Suburban | 38 | 27% |
| 2016 Suburban | 44 | 20% |
| 2015 Suburban | 47 | 11% |
| 2014 Suburban | 5 | 8% |
| 2013 Suburban | 6 | 5% |
| 2012 Suburban | 5 | 5% |
Other reported problem areas on the 2018 Chevrolet Suburban
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.