Report Date
Nov 14, 2023
Component
ELECTRICAL SYSTEM:SOFTWARE
Affected Vehicles
3
Defect Description
Lonestar Specialty Vehicles is recalling certain 2021-2023 SV Hybrid Electric S22 terminal tractors. The Vehicle Control Unit (VCU) may disable the Battery Management System (BMS) isolation measurement feature, preventing the detection of a high voltage battery pack malfunction.
Safety Consequence
An operator may be unaware of a high voltage battery pack malfunction, increasing the risk of a fire.
Remedy
Lonestar Specialty Vehicles has released an over-the-air (OTA) VCU software update, free of charge. Owner notification letters were mailed January 19, 2024. Owners may contact Lonestar customer service at 1-903-306-0801.
Affected Vehicles
| Year | Make | Model |
|---|---|---|
| 2021 | LONESTAR | SV ELECTRIC S22 |
| 2022 | LONESTAR | SV ELECTRIC S22 |
| 2023 | LONESTAR | SV ELECTRIC S22 |
Check your vehicle: Visit NHTSA.gov and enter your VIN to see if your specific vehicle is affected.