2025–2026 Mack Anthem (an), Mack Pioneer PR (4): Steering recall
NHTSA campaign 25V521000 · 32 units potentially affected · filed Aug 11, 2025
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.
Why it matters
A loss of steering control increases the risk of a crash.
The fix
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.
Recall details
- NHTSA campaign
- 25V521000
- Manufacturer no.
- SC0483
- Manufacturer
- Mack Trucks, Inc.
- Component
- STEERING
- Units affected
- 32
- Report received
- Aug 11, 2025
- Owner letters
- Aug 21, 2025
- Type
- Vehicle
Check whether your vehicle is included with the official NHTSA VIN lookup or your dealer. Repairs for safety recalls are free.
Vehicles covered
- Mack Anthem (an) 2025
- Mack Pioneer PR (4) 2025, 2026