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Freightliner Business Class M2 Recall 24V924: Engine May Shut Down Unexpectedly, Delaying Responders

NHTSA campaign 24V924, reported December 11, 2024, 139 vehicles potentially affected.

What this recall means for you

The engine protection and inducement software in certain emergency vehicles may cause the engine to shut down unexpectedly while the vehicle is in use.

An unexpected engine shutdown can delay emergency responders from reaching the scene and can increase the risk of injury. Owners of affected vehicles should contact an authorized dealer as soon as possible. Owner notification letters were mailed February 5, 2025.

The remedy is free. Cummins will update the electronic control module software and install a corrected data plate. To check whether your vehicle is affected, or to ask questions about the recall, contact Daimler Trucks North America customer service at 1-800-547-0712 (recall number F1012), or check your VIN for open recalls.

Check whether this recall is open on your vehicle

The repair is normally free at an authorized dealer.

Official recall notice

Safety recall 24V924Daimler Trucks North America, LLC
Component
ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE
Problem
Daimler Trucks North America, LLC (DTNA) is recalling certain 2015-2020 Freightliner Business Class M2 emergency vehicles equipped with certain Cummins diesel engines. The engine protection and inducement software may cause the engine to shut down unexpectedly.
Risk
An unexpected engine shutdown can delay emergency responders and increase the risk of injury.
Remedy
Cummins will update the electronic control module software and install a corrected data plate, free of charge. Owner notification letters were mailed February 5, 2025. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is F1012.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153) or go to nhtsa.gov.

Affected vehicles

Freightliner Business Class M2201520162017201820192020