# NHTSA Recall 21V268000 — Completion Reports
> **Software May Allow Rear Door To Open Unexpectely** · Proterra, Inc. · Recalled 2021-06-11
## Latest status
- **Affected units:** 12
- **Remedied:** 12 (100%)
- **Unreachable owners:** 0
- **Removed from recall:** 0
- **Latest report:** 2023-01-21 (2022-1)
- **Quarters reported:** 4
## Quarterly progress
| Period | Affected | Remedied | Unreachable | Removed | Completion % | Reported |
|--------|----------|----------|-------------|---------|--------------|----------|
| 2021-2 | 12 | 6 | 0 | 0 | 50% | 2021-08-26 |
| 2021-3 | 12 | 11 | 0 | 0 | 91.67% | 2021-10-28 |
| 2021-4 | 12 | 11 | 0 | 0 | 91.67% | 2022-01-04 |
| 2022-1 | 12 | 12 | 0 | 0 | 100% | 2023-01-21 |
## Source
- [NHTSA recall page](https://www.nhtsa.gov/recalls?nhtsaId=21V268000)
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