# NHTSA Recall 18V576000 — Completion Reports
> **Insufficient Coating on Rear Brake Caliper Pistons** · General Motors LLC · Recalled 2018-10-11
## Latest status
- **Affected units:** 210,628
- **Remedied:** 201,894 (95.85%)
- **Unreachable owners:** 482
- **Removed from recall:** 17
- **Latest report:** 2020-04-17 (2020-1)
- **Quarters reported:** 6
## Quarterly progress
| Period | Affected | Remedied | Unreachable | Removed | Completion % | Reported |
|--------|----------|----------|-------------|---------|--------------|----------|
| 2018-4 | 210,628 | 177,783 | 0 | 12 | 84.41% | 2019-01-25 |
| 2019-1 | 210,628 | 189,669 | 0 | 12 | 90.05% | 2019-04-11 |
| 2019-2 | 210,628 | 195,803 | 5 | 15 | 92.96% | 2019-07-23 |
| 2019-3 | 210,628 | 199,297 | 122 | 17 | 94.62% | 2019-10-25 |
| 2019-4 | 210,628 | 200,705 | 407 | 17 | 95.29% | 2020-01-27 |
| 2020-1 | 210,628 | 201,894 | 482 | 17 | 95.85% | 2020-04-17 |
## Source
- [NHTSA recall page](https://www.nhtsa.gov/recalls?nhtsaId=18V576000)
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