NHTSAGeneral Alert
Mack Trucks, Inc. - Loss of Steering Control
Published: August 11, 2025Recall ID: 25V521000Category: vehiclesCountry: US
Reason for Recall / Hazard
A loss of steering control increases the risk of a crash.
Product Description & Identification
Mack Trucks, Inc. (Mack) is recalling certain 2025 Anthem and 2025-2026 Pioneer vehicles. The dynamic steering and oversteer guidance feature may malfunction and cause a loss of steering control.
Affected Products
Loss of Steering Control
Additional Source Details
| Field | Value |
|---|---|
| Subject | Loss of Steering Control |
| Nhtsa id | 25V521000 |
| Recall link › Url | https://www.nhtsa.gov/recalls?nhtsaId=25V521000 |
| Recall link › Description | Go to Recall |
| Recall type | Vehicle |
| Do not drive | No |
| Manufacturer | Mack Trucks, Inc. |
| Defect summary | Mack Trucks, Inc. (Mack) is recalling certain 2025 Anthem and 2025-2026 Pioneer vehicles. The dynamic steering and oversteer guidance feature may malfunction and cause a loss of steering control. |
| Completion rate | 93.75 |
| Corrective action | The oversteer guidance feature will be disabled through an over-the-air (OTA) update or by a dealer, free of charge. Owner notification letters were mailed August 21, 2025. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0483. |
| Consequence summary | A loss of steering control increases the risk of a crash. |
| Mfr campaign number | SC0483 |
| Potentially affected | 32 |
| Report received date | 2025-08-11T00:00:00.000 |
| Fire risk when parked | No |