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Mack recall — Steering
NHTSA · August 11, 2025
- NHTSA recall campaign 25V521000 (Mack), reported .
- Potentially affected vehicles: 32.
- Component: Steering.
- Details as of ; the linked official notice is authoritative for lot codes, VINs, and remedies.
- Agency
- NHTSA
- Posted
- Recalling firm
- Mack Trucks, Inc.
- Source ID
- 25V521000
Defect
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.
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.
Affected vehicles
| Make | Model | Year |
|---|---|---|
| Mack | Anthem (An) | 2025 |
| Mack | Pioneer Pr (4) | 2025 |
| Mack | Pioneer Pr (4) | 2026 |
Related: Vehicle recalls · All recall events