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Fuel systemPart report

2015 Ram Promaster Fuel system Problems

Complaints
4about this part
Share
7%of 61 total for the year
Median mileage
58,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 4 complaints about the fuel system of the 2015 Ram Promaster, 7% of the 61 complaints for this model year. Where a mileage was given, the median is 58,000 miles.

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.

“Electronic throttle control and malfunction indicator light came on sporadically during a 2,000 mile trip over a 2 week period. Caused vehicle automatic shifting to jump from gear to gear and speed and engine RPM to not respond to foot pedal while driving. Dealer flushed fuel system stating problem was biodiesel in tank. Owners manual says biodiesel can be used.”

NHTSA complaint #10897367, filed 2016-08, 10,000 miles

“While on vacation in nm and co, an engine cooling fan on safety recall (our exact model, make, and year and accessories) was blowing fuses/malfunctioning - the result possible is the same thing that initiated the recall - possibility of fire. Blown fuse also can result in limp mode being executed in a dangerous driving situation, (slick roads, steep mountains, curves not to mention $1000's of dollars of unnecessary repairs because it also falsely affected the diesel particulate filter. …”

NHTSA complaint #11339801, filed 2020-07, 58,000 miles

“Several incidents when accelerating, the engine goes into a limp mode, followed by indicator lights coming on P0401, P0299, P226C. The vehicle will not accelerate and travels at a max speed of about 5mph. This has happened in traffic every time and has put me and my family, as well as other vehicles, at extreme risk of being in an accident, not being able to accelerate out of the way of oncoming traffic. After several cycles of turning the vehicle off and on, it returns to normal function. The vehicle has been inspected at a Dodge Service station. …”

NHTSA complaint #11442397, filed 2021-12

“The contact owns a 2015 Ram ProMaster 2500. The contact stated that the same day that the vehicle was purchased, the check engine warning light illuminated. The contact stated that after shifting to park(P) and the parking brake was engaged, the vehicle rolled backwards. The vehicle was taken to the dealer, who diagnosed the vehicle with an unknown sensor failure. The sensor and the brakes were repaired. The contact retrieved the vehicle, and the check engine warning light was illuminated. …”

NHTSA complaint #11706117, filed 2025-12, 60,000 miles

Related service bulletins

Fuel system: other model years

YearComplaintsShare of year
202388%
202155%
201813%
201724%
201626%
201547%
201457%

Other parts of the 2015 Ram Promaster

Electrical system
17 complaintsEngine
16 complaintsTransmission and drivetrain
12 complaintsBrakes
10 complaintsOther or unknown
4 complaintsEngine cooling
3 complaintsVehicle speed control
3 complaintsElectronic stability control
2 complaintsExterior lighting
2 complaintsBody and structure
2 complaintsVisibility (wipers, defrost, mirrors)
2 complaintsWheels
2 complaints

← All problems reported for the 2015 Ram Promaster

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