The 2011 Freightliner MT55 has 2 safety recalls and 1 owner complaint on file with NHTSA. The most-reported problem area is hybrid propulsion system (1 complaint).
Recalls2safety recalls
Complaints1filed by owners
Crashes · fires0 · 0reported in complaints
Injuries · deaths0 · 0reported in complaints
Safety recalls
Power train › Automatic transmission
NHTSA recall 13V634000 · Dec 16, 2013 · 255 vehicles
Problem: Daimler Trucks North America (DTNA) is recalling certain model year 2009-2014 model year Freightliner Business Class M2 and Freightliner Custom Chassis MT45 and MT55 chassis manufactured August 27, 2008, through December 10, 2013 and equipped with Eaton hybrid automated transmissions. The software controlling the affected transmissions may improperly raise the vehicle's engine speed during downshifts without the driver's input.
Risk: The increase in engine speed may result in unintended acceleration, increasing the risk of a crash.
Fix: DTNA will notify owners and dealers will update the hybrid transmission software, free of charge. The recall began on February 5, 2014. Owners may contact DTNA at 1-503-745-6910. DTNA's recall number is FL-657.
Power train › Automatic transmission
NHTSA recall 10V247000 · Jun 7, 2010 · 204 vehicles
Problem: DTNA IS RECALLING CERTAIN MODEL YEAR 2010 AND 2011 FCCC MT55 CHASSIS MANUFACTURED FROM JUNE 18, 2009 THROUGH APRIL 15, 2010, AND EQUIPPED WITH CERTAIN EATON HYBIRD TRANSMISSIONS WITH PARK FEATURE. THE REVERSE IDLER SHAFT MAY CONTACT THE PARK FEATURE AND THE TWO COMPONENTS MAY BIND, PREVENTING THE PARK FEATURE FROM ENGAGING.
Risk: IF THE PARK FEATURE DOES NOT ENGAGE, THE VEHICLE CAN MOVE WITHOUT WARNING, POSSIBLY RESULTING IN PERSONAL INJURY OR A CRASH.
Fix: DTNA WILL NOTIFY OWNERS AND THE REMEDY WILL BE PERFORMED BY EATON CORPORATION FREE OF CHARGE. THE SAFETY RECALL BEGAN DURING 2010. OWNERS MAY CONTACT DTNA AT 1-800-547-0712 OR EATON AT 1-800-826-4357 OR 1-269-342-3242.
Recall repairs are free at any authorised dealer. A recall listed here may already have been fixed on a particular car: enter its 17-character VIN at nhtsa.gov/recalls to see open recalls.
What owners report
Problem area
Complaints
Crashes
Fires
Injuries
Typical mileage*
Hybrid propulsion system
1
0
0
0
—
Vehicle speed control
1
0
0
0
—
*Median odometer reading when the problem happened, where owners gave one. One complaint can name several problem areas.
Recent owner complaints
Nov 26, 2022 · 47,000 milesHybrid propulsion system The contact owns a 2011 Freightliner MT-55. The contact stated while coming to a complete stop and depressing the brake pedal, the vehicle inadvertently attempted to accelerate. The message "Check Hybrid System" was displayed. The contact applied more pressure to the brake pedal and the vehicle started to jerk. The vehicle then responded as needed once coming at a complete stop. The contact stated that the failure had been reoccurring while driving. The dealer and the manufacturer were not notified of the failure. The vehicle was not diagnosed nor repaired. The failure mileage was approximately 47,000.
Owner complaints are submitted to NHTSA by the public and are not verified. Shown as filed (NHTSA removes personal details); long reports are shortened.