NHTSAEXTERIOR LIGHTING
Mack Trucks, Inc. - Inoperative Trailer Lighting
Published: September 18, 2025Recall ID: 25V622000Category: vehiclesCountry: US
Reason for Recall / Hazard
Trailer tail lights and turn signals that do not illuminate as intended can reduce visibility to other drivers, increasing the risk of a crash.
Product Description & Identification
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.
Affected Products
Inoperative Trailer Lighting
Additional Source Details
| Field | Value |
|---|---|
| Subject | Inoperative Trailer Lighting |
| Nhtsa id | 25V622000 |
| Component | EXTERIOR LIGHTING |
| Recall link › Url | https://www.nhtsa.gov/recalls?nhtsaId=25V622000 |
| Recall link › Description | Go to Recall |
| Recall type | Vehicle |
| Do not drive | No |
| Manufacturer | Mack Trucks, Inc. |
| 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. |
| Completion rate | 88.46 |
| 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. |
| Consequence summary | Trailer tail lights and turn signals that do not illuminate as intended can reduce visibility to other drivers, increasing the risk of a crash. |
| Mfr campaign number | SC0484 |
| Potentially affected | 156 |
| Report received date | 2025-09-18T00:00:00.000 |
| Fire risk when parked | No |