2018 GMC Sierra 1500 clunking / rattling reports
8 NHTSA complaints describe clunks, knocks and rattles on the 2018 GMC Sierra 1500 — roughly 3% of all complaints for this model year.
8
Clunking / rattling reports
3%
share of complaints
35,721 mi
median reported incident mileage (all complaints)
Components reported on this vehicle
Clunking / rattling in other Sierra 1500 years
| 2025 Sierra 1500 | 7 |
| 2024 Sierra 1500 | 9 |
| 2023 Sierra 1500 | 15 |
| 2022 Sierra 1500 | 16 |
| 2021 Sierra 1500 | 25 |
| 2020 Sierra 1500 | 23 |
| 2017 Sierra 1500 | 12 |
| 2016 Sierra 1500 | 9 |
| 2014 Sierra 1500 | 14 |
| 2011 Sierra 1500 | 5 |
Other symptoms owners describe on the 2018 GMC Sierra 1500
Symptom counts come from keyword analysis of complaint narratives. One complaint can describe several symptoms, and classification is approximate — read the underlying reports on the full 2018 GMC Sierra 1500 report before drawing conclusions.