Inoperative trailer lighting
Defect Summary
Mack trucks, inc. (mack) is recalling certain 2025-2026 pioneer vehicles. When towing a trailer, the trailer lights may fail to illuminate due to an improperly manufactured body control module.
Safety Consequence
Trailer tail lights and turn signals that do not illuminate as intended can reduce visibility to other drivers, increasing the risk of a crash.
Corrective Action
Dealers will replace the trailer body input/output module, free of charge. Owner letters were mailed november 19, 2025. Owners may contact mack's customer service at 1-800-866-1177. Mack's number for this recall is sc0484.vehicle identification numbers (vins) involved in this recall will be searchable on nhtsa.gov beginning september 25, 2025.
Similar Recalls
Other recalls from Mack Trucks, Inc. or involving Exterior Lighting.
FAQ: Recall 25V622000
Your rights, the repair process, and what each field on this page means.
What is recall 25V622000?
NHTSA recall 25V622000 was issued by Mack Trucks, Inc. on September 18, 2025. It addresses: Inoperative trailer lighting. The recall affects approximately 156 vehicles, with the defect involving the Exterior Lighting component.
How do I get this recall repaired?
Contact any authorized Mack Trucks, Inc. dealer and reference NHTSA recall ID 25V622000 or the manufacturer campaign number SC0484. 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: 2026-05-20. For the most current official notice, visit nhtsa.gov/recalls.