2021 RAM 1500 structure problems
32 owner complaints filed with NHTSA name the structure on the 2021 RAM 1500 — 5% of all complaints for this model year.
What owners report
“Rear window frame cracked at both corners- water leaks inside of vehicle during rain. This can affect electrical components that are at the rear cab inside the truck. I noticed this a month ago but dont know how long it has been there.”
filed Aug 6, 2026
“In January I experienced a “backlite leak” that allowed water to enter the cab of my vehicle. As a direct result of this water intrusion, my RFH (Radio Frequency Hub) module failed due to electrical shorting caused by moisture exposure. This failure was sudden and completely outside of my control…”
filed Jun 23, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- Tailgate may not latch properly due to misaligned tailgate strikers, which could result…Campaign 22V904000 · Dec 8, 2022
Related service bulletins
SWITCH – HEADLAMP
113069 · Service Bulletin/Repair Instructions · issued Jun 29, 2026
Structure problems in other 1500 years
| Year | Reports | Share |
|---|---|---|
| 2026 1500 | 3 | 3% |
| 2025 1500 | 2 | 1% |
| 2024 1500 | 3 | 4% |
| 2023 1500 | 10 | 5% |
| 2022 1500 | 18 | 3% |
| 2020 1500 | 43 | 7% |
| 2019 1500 | 80 | 5% |
| 2018 1500 | 15 | 2% |
| 2017 1500 | 36 | 4% |
| 2016 1500 | 36 | 2% |
| 2015 1500 | 49 | 3% |
| 2014 1500 | 41 | 2% |
Other reported problem areas on the 2021 RAM 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.