Ram 5500 Engine Problems
27 owner complaints filed with NHTSA across 8 model years.
Complaints by Year
Worst year: 2019. Best year: 2018.
Owner Reports
A representative sample of complaints filed with NHTSA.
The contact's husband owns a 2019 Ram 5500. While her husband was driving 45 mph, he heard an abnormal sound coming from the engine as the check engine warning light illuminated. The vehicle stalled while depressing the accelerator pedal...
ON I-40 EASTBOUND MILE MARKER 121 VEHICLE STARTS TO SHAKE AND VIBRATE VIOLENTLY. I HEAR AN EXPLOSION UNDER THE TRUCK WHICH CAUSE A LOSS OF POWER AND HAD TO FIGHT WITH TRUCK TO GET IT OFF THE ROAD ALL WHY AT A SPEED OF 65 MPH. TRANSFER CA...
VEHICLE WAS TAKEN TO THE DEALERSHIP DUE TO AN ISSUE WHERE WHITE SMOKE WOULD APPEAR WHEN THE ENGINE IS UNDER LOAD. DEALER WAS UNABLE TO REPAIR THE ISSUE DUE TO SCHEDULING CONFLICTS. OWNER ATTEMPTED TO DRIVE THE VEHICLE TO ANOTHER LOCATION...
TL* THE CONTACT OWNS A 2017 RAM 5500. WHILE THE CONTACT'S HUSBAND WAS DRIVING 50-55 MPH, SMOKE EMERGED FROM UNDER THE HOOD AND THE ENGINE CAUGHT FIRE. THE DRIVER EXTINGUISHED THE FIRE. THE SERVICE ENGINE AND OIL WARNING INDICATORS WERE I...
MAY 30, 2017 MY 2014 RAM 5500 DIESEL DUMP TRUCK HAD A FIRE UNDER THE HOOD. THERE WAS EXTENSIVE DAMAGE/MELTING FROM THE FIRE. I PURCHASED THE VEHICLE NEW IN APRIL OF 2015 AND IT WAS 'JUST OUT OF WARRANTY" AT JUST OVER 37,000 MILES ON IT....
The contact owns a 2016 Ram 5500. The contact stated that while driving 35 MPH on several occasions, the vehicle lost power and unintendedly decelerated. The check engine warning light was illuminated. The vehicle was taken to the reside...
The DEF system failed on this truck at the end of 2025. The truck has entered limp mode, and if we continue to drive it, it will shut down completely. The vehicle has been at Darling's RAM in Ellsworth, ME since March 2026, and they sa...
The contact owns a 2019 Ram 5500. While the contact's husband was driving the vehicle at an undisclosed speed, the accelerator pedal was depressed; however, the vehicle failed to accelerate as intended. The driver became aware of an abno...
The contact owns a 2017 Ram 5500. The contact stated that on several occasions while turned on the vehicle shut off and would not restart. The contact stated that the fuel fuse was replaced at the residence by an independent mechanic but...
The contact owns a 2019 Ram 5500. The contact received notification of NHTSA Campaign Numbers: 22V759000 (Service Brakes, Hydraulic) and 21V880000 (Fuel System, Diesel) however, parts to do the recall repairs were unavailable. The dealer...
The contact owns a 2015 Ram 5500. The contact stated while driving 69 MPH, the vehicle started vibrating abnormally with abnormal sounds coming from the vehicle. There was no warning light illuminated. The contact was able to park on the...
The contact owns a 2022 Ram 5500. The contact stated while driving approximately 65 MPH, the vehicle failed to shift properly into the correct gear. The contact stated no warning light was illuminated. The contact took the vehicle to the...