2024 GMC Sierra 1500 structure problems
23 owner complaints filed with NHTSA name the structure on the 2024 GMC Sierra 1500 — 7% of all complaints for this model year.
What owners report
“While driving at highway speed in normal traffic, the upper front grill deflector detached from the vehicle and struck the windshield, cracking the windshield. This appears consistent with the defect that is the subject of Safety Recall N24290120.”
filed Jul 21, 2026
“The contact owns a 2024 GMC Sierra 1500. The contact stated that while driving approximately 65–70 MPH, the bumper air deflector, metal tabs, and screws detached and struck the front windshield. The vehicle was taken to the dealer, and the contact was informed that the repair was not covered under…”
filed Jun 25, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Structure problems in other Sierra 1500 years
| Year | Reports | Share |
|---|---|---|
| 2026 Sierra 1500 | 2 | 3% |
| 2025 Sierra 1500 | 3 | 3% |
| 2023 Sierra 1500 | 65 | 15% |
| 2022 Sierra 1500 | 96 | 18% |
| 2021 Sierra 1500 | 11 | 2% |
| 2020 Sierra 1500 | 12 | 3% |
| 2019 Sierra 1500 | 15 | 2% |
| 2018 Sierra 1500 | 6 | 2% |
| 2017 Sierra 1500 | 8 | 2% |
| 2016 Sierra 1500 | 6 | 2% |
| 2015 Sierra 1500 | 27 | 4% |
| 2014 Sierra 1500 | 31 | 4% |
Other reported problem areas on the 2024 GMC Sierra 1500
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.