Mack Recall 26V509000: Steering, Critical Fasteners
NHTSA recall 26V509000 · announced August 6, 2026 · filed by Mack Trucks, Inc. · 341 units affected
The problem
Mack Trucks, Inc. (Mack) is recalling certain 2025 TerraPro trucks. The steering gearbox fasteners may loosen.
The risk
A loose steering gearbox can result in a loss of steering, increasing the risk of a crash.
What to do
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.
Official NHTSA recall notice →
Vehicles covered by this recall
Source: National Highway Traffic Safety Administration public recall data. This page reports official records and is not legal, medical, or repair advice.