Recall 25V622000 — EXTERIOR LIGHTING:LIGHTING CONTROL MODULE Defect in 2025-2026 MACK PIONEER PR (4)
RECALL This recall affects up to 156 vehicles.
Recall Summary
| NHTSA Campaign | 25V622000 |
| Manufacturer | Mack Trucks, Inc. |
| Vehicles Affected | 156 |
| Component | EXTERIOR LIGHTING:LIGHTING CONTROL MODULE |
| Date Notified | |
| Affected Vehicles |
Defect Description
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.
Remedy
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.
Related Recalls for MACK
| Campaign | Vehicle | Component | Date | Affected |
|---|---|---|---|---|
| 25V666000 | 2024 MACK MD (ELECTRIC) | SEAT BELTS:FRONT:ANCHORAGE | 15,841 | |
| 25V801000 | 2025 MACK PIONEER PR (4) | EQUIPMENT:MECHANICAL | 46 | |
| 25V495000 | 2026 MACK GRANITE GR (4) | SERVICE BRAKES, AIR:DRUM | 36 | |
| 25V521000 | 2025 MACK ANTHEM (AN) | STEERING | 32 | |
| 25V427000 | 2024 MACK MD (ELECTRIC) | ELECTRICAL SYSTEM:SOFTWARE | 148 | |
| 25V352000 | 2026 MACK GRANITE GR (4) | SERVICE BRAKES, AIR:DRUM | 5 | |
| 25V382000 | 2025 MACK GRANITE (GR) | ELECTRICAL SYSTEM:12V/24V/48V BATTERY | 8 | |
| 25V333000 | 2026 MACK MD | SEAT BELTS | 42 | |
| 25V030000 | 2010 MACK MRU | SERVICE BRAKES, AIR:ANTILOCK | 142 | |
| 25V185000 | 2022 MACK LRBE (ELECTRIC) | ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY | 17 |