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2025-2026 Mack Anthem (An) and Mack Pioneer PR (4) recall: steering

Mack Trucks, Inc. reported this safety recall on August 11, 2025. It covers about 32 vehicles.

vehicles affected
32
reported
Aug 11, 2025
owners notified
Aug 21, 2025

Steering

What is 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.
Risk
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.

Recall number 25V521000

Affected vehicles

Questions about recall 25V521000

Is there a recall on the 2025-2026 Mack Anthem (An) and Mack Pioneer PR (4) steering?

Yes. Recall 25V521000, reported on August 11, 2025, covers about 32 vehicles.

What is the fix for recall 25V521000?

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.

Is the recall repair free?

Safety recall repairs are done free of charge at authorized dealers. A dealer can confirm with the VIN whether a specific vehicle is included and whether the repair has already been done.

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