NHTSA Campaign 26V509000

STEERING:CRITICAL FASTENERS

Issued by Mack Trucks, Inc. · Reported Aug 6, 2026 · 341 vehicles affected

What's wrong

Mack Trucks, Inc. (Mack) is recalling certain 2025 TerraPro trucks. The steering gearbox fasteners may loosen.

Consequence

A loose steering gearbox can result in a loss of steering, increasing the risk of a crash.

Remedy

Dealers will inspect and tightened or replace the fasteners as necessary, free of charge. Interim letters notifying owners of the safety risk were mailed September 21, 2026. Additional letters will be sent once the final remedy is available. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0497.

Vehicles affected by this recall

Make Model Year Units
MACK TERRAPRO (TE) 2025 341

Source: NHTSA Campaign 26V509000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.