Missing abs function for trailer/fmvss 121
Defect Summary
Mack trucks, inc. (mack) is recalling certain 2010-2018 mru and 2019-2025 terrapro towing vehicles. the vehicles are missing the anti-lock brake (abs) warning light and circuitry that controls the anti-lock brake function for an attached trailer. as such, these vehicles fail to comply with the requirements of federal motor vehicle safety standard (fmvss) number 121, "air brake systems."
Safety Consequence
Driving without a functioning anti-lock brake system may result in the trailer not braking as intended, increasing the risk of a crash.
Corrective Action
Dealers will add an abs warning light and circuitry, free of charge. owner notification letters were mailed april 28, 2025. owners may contact mack's customer service at 1-800-866-1177. mack's number for this recall is sc0474.
Similar Recalls
Other recalls from Mack Trucks, Inc. or involving Service Brakes, Air.
FAQ: Recall 25V030000
Your rights, the repair process, and what each field on this page means.
What is recall 25V030000?
NHTSA recall 25V030000 was issued by Mack Trucks, Inc. on January 23, 2025. It addresses: Missing abs function for trailer/fmvss 121. The recall affects approximately 142 vehicles, with the defect involving the Service Brakes, Air component.
How do I get this recall repaired?
Contact any authorized Mack Trucks, Inc. dealer and reference NHTSA recall ID 25V030000 or the manufacturer campaign number SC0474. Under federal law, the repair is completely free regardless of vehicle age or owner history.
Is my vehicle included in this recall?
The only way to confirm is to look up your 17-character VIN at nhtsa.gov/recalls. NHTSA's tool will tell you if VIN-by-VIN this exact recall applies.
How long do I have to get a recall repair done?
There is no expiration on most federal safety recalls. Even if your vehicle is years old and you bought it used, the manufacturer is required to perform the repair at no cost.
Where does the data on this page come from?
All information on this page is sourced directly from the U.S. Department of Transportation public dataset for NHTSA recalls. Last refreshed: 2026-05-22. For the most current official notice, visit nhtsa.gov/recalls.