NHTSA Campaign 25V521000
STEERING
Issued by Mack Trucks, Inc. · Reported Aug 11, 2025 · 32 vehicles affected
What's wrong
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.
Consequence
A loss of steering control increases the risk of a crash.
Remedy
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.
Vehicles affected by this recall
| Make | Model | Year | Units |
|---|---|---|---|
| MACK | ANTHEM (AN) | 2025 | 32 |
| MACK | PIONEER PR (4) | 2025 | 32 |
| MACK | PIONEER PR (4) | 2026 | 32 |
Source: NHTSA Campaign 25V521000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.