Vehicle recall 26V509000 · August 6, 2026
2025 Mack Terrapro (te)
The steering gearbox fasteners may loosen.
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Summary
- 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. 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.
Recall details
- NHTSA campaign
- 26V509000
- Reported to NHTSA
- August 6, 2026
- Filed by
- Mack Trucks, Inc.
- Manufacturer campaign
- SC0497
- Vehicles potentially affected
- 341
- Initiated by
- the manufacturer
- Components
- Steering › Critical fasteners; Steering › Gear box › Mounting bracket
Vehicles covered
As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.
- Mack Terrapro (te) (2025): 2025
Has your Mack been repaired?
Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.
NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. A Mack dealer can also check your VIN. Recall repairs are free.