Daimler Trucks North America, LLC (DTNA) is recalling certain 2024 Freightliner M2 and 114SD vehicles equipped with Cummins L9N engines. The rear lifting bracket that attaches to the engine cylinder head may be insufficiently secured, which can allow it to...
Engine & cooling
Freightliner M2 Engine problems by year
6 complaints filed with NHTSA about the Freightliner M2's engine & cooling. Stalling, loss of power, oil consumption, overheating, head gaskets, timing chains and engine failure.
Engine complaints by model year
Engine recalls
Daimler Trucks North America LLC (DTNA) is recalling certain model year 2007-2016 Freightliner 114SD and M2 Business Class trucks, 2008-2009 Sterling LT8500 trucks and Thomas Built Bus Saf-T-Liner HDX transit buses equipped with certain Cummins Westport ISL G...
Daimler Trucks of North America LLC (DTNA) is recalling certain model year 2011-2015 Freightliner Cascadia and M2 trucks manufactured June 2, 2011 to October 23, 2014. The vehicles are not in compliance with the requirements of the Federal Motor Vehicle...
Daimler Trucks North America LLC (Daimler) is recalling certain model year 2008-2015 Freightliner 114SD, Cascadia, M2 Business Class, Sterling LT8500, and Thomas Built Buses Saf-T-Liner HDX vehicles manufactured February 19, 2008, through February 11, 2014...
Daimler trucks north america is recalling certain model year 2005 through 2012 freightliner m2, sterling acterra, 7500 & 8500, and thomas built hdx vehicles manufactured from june 23, 2004, through march 15, 2011, equipped with specific mbe900 epa04 and epa07...
Daimler trucks (dtna) is recalling certain model year 2006 through 2011 freightliner, cascadia, century, columbia fld, and m2, sterling 9500, and western star 4900 heavy trucks manufactured from march 20, 2006, through june 30, 2010, equipped with specific...
Daimler trucks is recalling certain model year 2007 through 2011 freightliner, fccc, sterling, and western star heavy trucks manufactured from september 5, 2006, through june 30, 2010, equipped with specific mbe900 epa04 and epa07 model engines. The intake...
Daimler trucks is recalling certain model year 2008 through 2010 freightliner m2, custom chassis mt55, and sterling acterra vehicles manufactured between april 4, 2007 and july 15, 2009, equipped with cummins isc cm2150 and isl cm2150 model diesel engines...
Daimler trucks is recalling model year 2009-2010 freightliner, and sterling vehicles equipped detroit diesel dd13 epa07 engines which were manufactured with grid heaters. Increased internal grid heater resistance caused by improperly tightened screws may...
Latest M2 engine complaints
While driving on the Interstate check-engine light came on, engine governed to very slow speeds and ultimately became undrivable. This has happened twice. In May and August of 2026. According to Velocity Truck Centers in North Las Vegas, NV Engine harness contacted and chafed around air compressor. Vehicle is at Velocity Truck Centers in North Las Vegas, NV. This is the same failure as described in DTNA's recall FL-858.
Rocker arm failure. Detroit released repair at no cost on the DD15 and up but not on the DD5 when they have the exact same problem and design and parts as the larger engines and they know that it is a problem.
The contact owns a 2021 Freightliner M2. The contact stated that while a driver was driving at an undisclosed speed, the vehicle started decelerating unintendedly and then stalled. There were no warning lights illuminated. The driver was able to coast to the side of the roadway. The driver was unable to restart the vehicle. The vehicle was towed to the dealer who stated that there was an excessive amount of oil in the engine. The dealer determined that the engine had failed and needed to be replaced. The dealer...
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linked the failure to NHTSA Campaign Number: 20V466000 (Electrical System, Engine); but the VIN was not included in the recall, and the vehicle was out of warranty. The vehicle was not repaired. The manufacturer was not made aware of the failure. The failure mileage was approximately 151,024.
The contact's company owns a 2022 Freightliner M2. The contact stated while driving 60 mph, the front driver seat was not steady and would rock to the side (left and right) and the front passenger recliner was not stable. The contact took the semi truck to the local dealer but was unable to repair the seats. The semi truck was not repaired. The contact called the seat manufacturer and they provided the front driver suspension base and chugger fore and isolator and the front passager recliner kaob kit to be...
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replaced. The contact took the semi truck back to the local dealer but they declined to service the semi truck with replacement parts that she took to the location. The semi truck was not repaired. The contact stated on June 24, 2022, while she was driving 30 mph, she saw white smoke exiting from the hood and started to smell a bad odor. The contact stated the temperature gauge began to rise rapidly. The contact continued driving to a near local dealer: Cummins Sales and Service (1800 Fryar Ave, Sumner, WA 98390: (425) 235-3400): but no failure was found. The contact experienced the engine failure a couple of days later but did not take the semi truck to any local dealer at the moment. The contact took the semi truck to a third local dealer: Velocity Truck Centers - Greensboro (6420 Burnt Poplar Rd, Greensboro, NC 27409:(336) 668-0911), where they replaced the parts the manufacturer provided. The semi truck was repaired but the driver seat was now rocking 5 inches forward and backward. The failure mileage was approximately 14,000.
The intake heater light comes on when I increase speed over 25 miles and hour. Once at 55 miles an hour, the light stays on.
Flywheel sheared off (completely no teeth around the circumference). Transmission not dropped down to confirm but currently there are not teeth on flywheel to mesh with starter teeth.Cannot see any teeth through inspection hole.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) complaints and recalls, checked daily. Complaints are owners' own reports and are not verified. How we use the data