The defect
Daimler Trucks North America LLC (DTNA) is recalling certain 2017-2019 Western Star 4700, 4900, 5700, and 6900 trucks. The affected trucks have a power stud that passes through the bulkhead. In certain circumstances, the power stud may contact the bulkhead and result in an electrical arc.
The risk
An electrical arc can increase the risk of a fire.
The remedy
Dealers will replace the pass-through power studs, free of charge. Owner notification letters were mailed January 7, 2022. This recall supersedes previous recall number 18V-191. Vehicles previously inspected and considered complete under 18V-191 will need to return for the new remedy. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-907.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Western Star 4700 | 2017, 2018, 2019 |
| Western Star 4900 | 2017, 2018, 2019 |
| Western Star 5700 | 2017, 2018, 2019 |
| Western Star 6900 | 2017, 2018, 2019 |
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 | 2017 | 1 | 9 |
| Western Star 4700 | 2018 | 1 | 12 |
| Western Star 4700 | 2019 | 0 | 14 |
| Western Star 4900 | 2017 | 0 | 16 |
| Western Star 4900 | 2018 | 0 | 16 |
| Western Star 4900 | 2019 | 1 | 15 |
| Western Star 5700 | 2017 | 0 | 12 |
| Western Star 5700 | 2018 | 1 | 11 |
| Western Star 5700 | 2019 | 1 | 14 |
| Western Star 6900 | 2017 | 0 | 5 |
| Western Star 6900 | 2018 | 0 | 4 |
| Western Star 6900 | 2019 | 0 | 2 |
Other electrical system recalls in 2021
92 of the 988 recall campaigns reported to NHTSA in 2021 concerned the electrical system; Daimler Trucks North America, LLC filed 166 campaigns in all.
| 21V00N000 29 Dec 2021 | PACCAR Incorporated |
| 21V00K000 28 Dec 2021 | Hyundai Motor America |
| 21V997000 20 Dec 2021 | Jayco, Inc. |
| 21V972000 15 Dec 2021 | Daimler Vans USA, LLC |
| 21V966000 13 Dec 2021 | Autocar, LLC |
| 21V949000 9 Dec 2021 | Chrysler (FCA US, LLC) |
| 21V944000 7 Dec 2021 | Hyundai Motor America |
| 21V941000 6 Dec 2021 | Dennis Eagle Inc. |
NHTSA recalls (public domain) · all recalls of 2021