The defect
Daimler Trucks North America LLC (DTNA) is recalling certain 2019-2021 Western Star 4700 and 5700 vehicles. A particular wire in the ground harness may be undersized, possibly resulting in a melted connector in the ground circuit harness. If the connector becomes damaged, under certain circumstances, the engine may stall without the ability to restart.
The risk
An engine stall may increase the risk of a crash.
The remedy
DTNA will notify owners, and dealers will replace the ground harness, free of charge. This recall began June 23, 2020. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-852.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Western Star 4700 | 2019, 2020, 2021 |
| Western Star 5700 | 2019, 2020, 2021 |
Components: ELECTRICAL SYSTEM:WIRING
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Western Star 4700 | 2019 | 0 | 14 |
| Western Star 4700 | 2020 | 2 | 12 |
| Western Star 4700 | 2021 | 1 | 14 |
| Western Star 5700 | 2019 | 1 | 14 |
| Western Star 5700 | 2020 | 1 | 6 |
| Western Star 5700 | 2021 | 0 | 7 |
Other electrical system recalls in 2020
105 of the 782 recall campaigns reported to NHTSA in 2020 concerned the electrical system; Daimler Trucks North America LLC filed 213 campaigns in all.
| 20V812000 28 Dec 2020 | Marion Body Works Inc. |
| 20V805000 21 Dec 2020 | SVI Trucks |
| 20V801000 18 Dec 2020 | Keystone RV Company |
| 20V790000 17 Dec 2020 | General Motors, LLC |
| 20V798000 17 Dec 2020 | Honda (American Honda Motor Co.) |
| 20V779000 15 Dec 2020 | Rosenbauer America |
| 20V783000 15 Dec 2020 | Halcore Group, Inc. |
| 20V781000 15 Dec 2020 | Ducati North America |
NHTSA recalls (public domain) · all recalls of 2020