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Fuel systemPart report

2019 Ram 5500 Fuel system Problems

Complaints
6about this part
Share
50%of 12 total for the year
Median mileage
136,500miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 6 complaints about the fuel system of the 2019 Ram 5500, 50% of the 12 complaints for this model year. Where a mileage was given, the median is 136,500 miles. 2 recall campaigns on record are filed under a similar system.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“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 say that they are still waiting for the parts. Why aren't parts available?? They have no idea when parts will be shipped from the manufacturer. Why is this at all acceptable?? I am running a business, and I am having to cancel orders from my customers because Stellantis is not sending the parts. …”

NHTSA complaint #11741460, filed 2026-06

“There is a safety recall on my 2019 Ram 5500 rollback tow truck. The recall number is Y78. On November 17 My truck unexpectedly stopped working on highway M33 in rose city Michigan. I discovered there was a recall on the vehicle for a premature fuel system failure. I called the FCA they told me to take it to Thelen Chrysler Ram in Bay City Michigan. I called Thelen to confirm I could take it there and they said yes. I spent $522 to have it towed there on Friday November 18. I tried to contact the service department and left several messages on the following Monday and Tuesday. …”

NHTSA complaint #11495417, filed 2022-11

“The contact owns a 2019 Ram 5500. The contact stated that while driving at an undisclosed speed, the vehicle stalled. The vehicle was towed to a certified mechanic to be diagnosed. The mechanic associated the failure with the diesel pump. The mechanic informed the contact that the diesel pump was previously replaced with a generic part. The contact stated that a recall associated with the failure was previously performed by the dealer. The dealer was contacted and informed the contact that the repair was not covered under warranty or a recall. The vehicle was not repaired. …”

NHTSA complaint #11752221, filed 2026-07, 110,000 miles

“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 abnormally loud sound. Additionally, the vehicle failed to exceed 40 MPH while driving on a busy highway. No warning lights were illuminated. The vehicle was taken to the dealer; however, the failure was not duplicated. The failure reoccurred. The vehicle was taken to another dealer; however, the failure was not duplicated, and the failure reoccurred. …”

NHTSA complaint #11693579, filed 2025-10, 163,000 miles

“High pressure fuel pump went out contaminating the whole fuel system with metal fragements. Truck derated to 5mph. Sat at dealership for over 3 months dealer was not able to correct problem.”

NHTSA complaint #11427075, filed 2021-07

Related recalls

Related service bulletins

Fuel system: other model years

YearComplaintsShare of year
202228%
2019650%
2017210%
201518%
2014218%

Other parts of the 2019 Ram 5500

Brakes
2 complaintsEngine
1 complaintsEngine cooling
1 complaintsBody and structure
1 complaintsTires
1 complaintsTransmission and drivetrain
1 complaints

← All problems reported for the 2019 Ram 5500

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 30, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology