Mack Pioneer PR recalled over injury risk

Recall date

November 20, 2025

Source

National Highway Traffic Safety Administration (NHTSA)

Official notice title

Mack Trucks, Inc. recalls 2025–2026 Mack Pioneer PR (4)

Recall number

25V801000

Brand / firm

Mack

Sold / distributed

Potentially affected: 46 units

Why it was recalled

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.

What was recalled

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.

What to do

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.. Follow the official notice for full instructions.