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Volvo VNL (4) Recall 25V621: Trailer Lights May Not Illuminate, Raising Crash Risk

NHTSA campaign 25V621, reported September 18, 2025, 2,307 vehicles potentially affected.

What this recall means for you

Certain 2025-2026 Volvo VNL and VNR trucks may have an improperly manufactured body control module. When towing a trailer, the trailer tail lights and turn signals may fail to illuminate as intended.

If trailer lights do not work, other drivers may not see your trailer or your intended turns and stops, which can increase the risk of a crash. Owners of affected trucks should take this recall seriously.

Dealers will replace the trailer body input/output module free of charge. Owner letters were mailed November 19, 2025. You can contact Volvo Trucks customer service at 800-528-6586 (recall number RVXX2507), and you can check whether your VIN is involved on NHTSA.gov once VINs become searchable beginning September 25, 2025.

Check whether this recall is open on your vehicle

The repair is normally free at an authorized dealer.

Official recall notice

Safety recall 25V621Volvo Trucks North America
Component
EXTERIOR LIGHTING:LIGHTING CONTROL MODULE
Problem
Volvo Trucks North America (Volvo Trucks) is recalling certain 2025-2026 New VN trucks. When towing a trailer, the trailer lights may fail to illuminate due to an improperly manufactured body control module.
Risk
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 Volvo Trucks' customer service at 800-528-6586. Volvo Trucks' number for this recall is RVXX2507. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning September 25, 2025.

Affected vehicles

Volvo VNL (4)20252026
Volvo VNR (4)2025