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2025-2026 Mack Pioneer PR (4) recall: mechanical

Mack Trucks, Inc. reported this safety recall on November 20, 2025. It covers about 46 vehicles.

vehicles affected
46
reported
Nov 20, 2025
owners notified
Dec 18, 2025

Equipment: mechanical

What is wrong
Mack Trucks, Inc. (Mack) is recalling certain 2025-2026 Pioneer vehicles. The load lock clamps, located on the back of the cab, may loosen and cause the load lock bars to become unsecured.
Risk
A loose or unsecured load lock bar can result in a loss of cargo, creating a road hazard and increasing the risk of a crash.
Remedy
Dealers will replace the load lock clamps, free of charge. Owner notification letters were mailed December 18, 2026. Owners may contact Mack's customer service at 1‑800‑866‑1177. Mack's number for this recall is SC0489. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on beginning November 27, 2025.

Recall number 25V801000

Affected vehicles

Questions about recall 25V801000

Is there a recall on the 2025-2026 Mack Pioneer PR (4) mechanical?

Yes. Recall 25V801000, reported on November 20, 2025, covers about 46 vehicles.

What is the fix for recall 25V801000?

Dealers will replace the load lock clamps, free of charge. Owner notification letters were mailed December 18, 2026. Owners may contact Mack's customer service at 1‑800‑866‑1177. Mack's number for this recall is SC0489. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on beginning November 27, 2025.

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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