2025 Mack Terrapro (te) Recall: Steering gearbox fasteners may loosen
NHTSA campaign 26V509000 · Steering · filed Aug 6, 2026 · verified Aug 8, 2026
The defect
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.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
Dealers will inspect and tightened or replace the fasteners as necessary, free of charge. Owner notification letters are expected to be mailed October 5, 2026. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0497.
Affected vehicles
| Make | Model | Model years |
|---|---|---|
| Mack | Terrapro (te) | 2025 |
Related recalls
More Mack Terrapro (te) recalls
- 2022–2027 Mack Terrapro (te) — Engine control unit (ECU) software may allow the engine to…
- 2010–2018 Mack Mru and 1 other model — Vehicles are missing the anti-lock brake (ABS) warning…
- 2020–2025 Mack Anthem (an) and 4 other models — Electrical noise and low signal to the power line carrier…
- 2024–2025 Mack MD and 1 other model — Gross Axle Weight Rating (GAWR) listed on the vehicle…
- 2024 Mack Anthem (an) and 2 other models — Steering gear assemblies may have been assembled…
Other campaigns involving Mack vehicles
Source: NHTSA recall database, campaign 26V509000 (manufacturer number SC0497). Data last verified Aug 8, 2026.