NHTSA Campaign 25V801000

EQUIPMENT:MECHANICAL

Issued by Mack Trucks, Inc. · Reported Nov 20, 2025 · 46 vehicles affected

What's 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.

Consequence

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 NHTSA.gov beginning November 27, 2025.

Vehicles affected by this recall

Make Model Year Units
MACK PIONEER PR (4) 2025 46
MACK PIONEER PR (4) 2026 46

Source: NHTSA Campaign 25V801000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.