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NHTSA Recall 24V924000: Software (engine and engine cooling)

Daimler Trucks North America, LLC reported this safety recall to NHTSA on , covering an estimated 139 vehicles. It affects 2015–2020 Freightliner Business Class M2.

139
vehicles potentially affected
1
model affected
2025
owners notified (February 5)
NHTSA campaign24V924000
Manufacturer campaignF1012
ComponentENGINE AND ENGINE COOLING › ENGINE › ENGINE CONTROL MODULE (ECU/ECM) › SOFTWARE
Report receivedDecember 11, 2024
Owner notificationFebruary 5, 2025
Initiated byNHTSA Office of Defects Investigation

Defect

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.

Safety 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.

Vehicles covered by recall 24V924000

Make and modelModel years
Freightliner Business Class M22015, 2016, 2017, 2018, 2019, 2020

Being listed here means the campaign covers the model year, not that every car was built with the defect or is still unrepaired. Enter your VIN above to check your specific vehicle. Recall repairs are free at authorised dealers. Source: NHTSA, October 2026.