# NHTSA Recall 18V409000 — Completion Reports
> **Incorrectly Plumbed Air System Check Valve** · Daimler Trucks North America LLC · Recalled 2018-08-12
## Latest status
- **Affected units:** 109
- **Remedied:** 73 (66.97%)
- **Unreachable owners:** 0
- **Removed from recall:** 0
- **Latest report:** 2020-01-28 (2019-4)
- **Quarters reported:** 6
## Quarterly progress
| Period | Affected | Remedied | Unreachable | Removed | Completion % | Reported |
|--------|----------|----------|-------------|---------|--------------|----------|
| 2018-3 | 109 | 50 | 0 | 0 | 45.87% | 2018-10-30 |
| 2018-4 | 109 | 63 | 0 | 0 | 57.8% | 2019-01-23 |
| 2019-1 | 109 | 63 | 0 | 0 | 57.8% | 2019-04-29 |
| 2019-2 | 109 | 73 | 0 | 0 | 66.97% | 2019-07-29 |
| 2019-3 | 109 | 73 | 0 | 0 | 66.97% | 2019-10-29 |
| 2019-4 | 109 | 73 | 0 | 0 | 66.97% | 2020-01-28 |
## Source
- [NHTSA recall page](https://www.nhtsa.gov/recalls?nhtsaId=18V409000)
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