Recall 26V-509: 2025 Mack Terrapro (TE)
Mack Trucks, Inc. recall for steering, reported to NHTSA on Aug 6, 2026, covering about 341 vehicles.
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.
The fix
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.
Recall details
| Manufacturer | Mack Trucks, Inc. |
|---|---|
| Component | Steering › Critical Fasteners Steering › Gear Box › Mounting Bracket |
| Recall started by | the manufacturer |
| NHTSA campaign number | 26V509000 |
Vehicles in this recall
Not every vehicle of these model years is included. Enter your VIN at nhtsa.gov/recalls ↗ or ask a dealer.
Frequently asked questions
What is recall 26V-509?
Mack Trucks, Inc. (Mack) is recalling certain 2025 TerraPro trucks. The steering gearbox fasteners may loosen.
How is recall 26V-509 fixed?
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.
Is the recall repair free?
Yes. Safety recall repairs are free at authorized dealers. Check whether your vehicle is included with its VIN at nhtsa.gov/recalls.