2021 GMC Sierra body problems
moderate Owners of the 2021 GMC Sierra have filed 10 NHTSA complaints about the body at roughly $1,500 to repair (U.S. federal records, as of August 2026). Source: NHTSA Office of Defects Investigation. See body across all vehicles →
| Model year | body complaints |
|---|---|
| 2017 Sierra | 4 |
| 2018 Sierra | 5 |
| 2019 Sierra | 11 |
| 2020 Sierra | 9 |
| 2021 Sierra (this page) | 10 |
| 2022 Sierra | 87 |
| 2023 Sierra | 59 |
| 2024 Sierra | 23 |
What owners are reporting 0 most recent
Common questions
How serious is the body problem on the 2021 GMC Sierra?
It's a documented issue but not catastrophic. 10 complaints have been filed. Repairs average $1,500 and most owners catch it before it causes a breakdown.
At what mileage does the body typically fail?
Based on the 10 complaints filed, body issues most often appear around 27,400 miles. Some report problems earlier; some make it well past 150,000 with no symptoms. Maintenance habits matter — vehicles that received timely fluid services and were not regularly overworked tend to last longer.
What does it cost to fix?
Independent shops typically charge around $1,500 for body repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to body?
No active recalls currently cover body issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.