2015 RAM ProMaster engine problems

What owners report

• “The contact's boyfriend owns a 2015 Ram Promaster 2500. The contact stated that while her boyfriend was driving at an undisclosed speed, the check engine warning light illuminated. The driver continued driving, and the vehicle entered LIMP Mode and failed to accelerate above 5 MPH. The vehicle was taken to a dealer where it was serviced under an unknown recall; however, soon after the vehicle was repaired, the failure returned. The vehicle was taken back to the dealer and serviced a second time …”

  NHTSA complaint · filed 02/04/2026

• “Driving 55mph on highway when, the vehicle began to shudder abnormally, resulting in pulling over to the shoulder of the interstate. Took vehicle to mechanic and learned oil coolant housing was leaking. This is a known design flaw by the manufacturer which can lead to engine damage and/or sudden stops of performance while driving.”

  NHTSA complaint · filed 02/02/2026

• “We purchased the van in April 2024, and the mileage was 130268. We checked the oil regularly and noticed the level dropping. After driving it 3080 miles and checked the oil level after letting the vehicle sit over night. The oil level was down almost 2 quarts. I contacted the dealer and told them what happened and they mentioned that there was a recall for some Promaster City vans. I looked up the information and found the recall marked as W80. I contacted Chrysler and they said our vehicle isnt…”

  NHTSA complaint · filed 08/19/2024

• “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 …”

  NHTSA complaint · filed 12/02/2021

• “CONTACTED DEALER BRANDON DODGE ON BROADWAY AND WAS INFORMED THEY DON'T HAVE THE PART AND WERE UNABLE TO GET THE PART AND TO CONTACT THEM AT A LATER DATE. ----- NHTSA RECALL NUMBER: OPENS NEW WINDOW TAKES AWAY FROM VIN LOOKUP SECTION>19V-818RECALL DATE: NOVEMBER 15, 2019 MANUFACTURER RECALL NUMBER: VB2 SUMMARY: A COOLING FAN STALL / SEIZURE EVENT COULD LEAD TO ELECTRICAL OVERLOADING OF THE FAN MOTOR POTENTIALLY RESULTING IN THE THERMAL DEGRADATION OF THE BRUSH HOUSING, WHICH MAY LEAD TO …”

  NHTSA complaint · filed 12/28/2020

• “I TOOK THE VEHICLE INTO A RAM DEALER SERVICE CENTER BECAUSE THE 'FILL DEF' LIGHT AND MESSAGE REMAINED IN THE EVIC EVEN THOUGH THE DEF WAS FULL. THE DEALER DETERMINED THAT THE ISSUE WAS THE EGR COOLER, TUBE AND GASKETS NEED REPLACED. THE REPAIR WAS QUOTED AT $2918.27 (SEE ATTACHMENT). UPON RESEARCHING MOPAR SAFETY RECALLS, I CAME ACROSS RECALL VB1, WHICH PERTAINS TO EGR COOLERS OF RAM 1500S WITH ECODIESEL ENGINES NEEDING REPLACED. I CALLED MOPAR, AND THEY SAID VB1 DOES NOT APPLY TO MY VIN, EVEN …”

  NHTSA complaint · filed 09/19/2020

• “VAN IS HAVING ELECTRIC ISSUES CAUSING ALL LIGHT TO FLASH ON DASH. AND VAN SLOWS DOWN AND WILL ONLY RUN AT 15 MILES AN HOUR .VERY DANGEROUS. ALL SO WILL NOT START SOMETIMES. HAVE HAD IT IN SHOP UNDER WARRANTY FOR 7 MONTHS OF THE YEAR THIS YEAR. AND ITS GOING BACK IN AGAIN FOR SAME THING. THEY OUR ON THEIR 5TH TIME TRYING TO FIX THIS YEAR. THEY ACTUALLY SAID ONE TIME WAS BECAUSE IT RAINED ON THE VAN. WE HAVE THEM SAYING IT ON TAPE ALONG WITH RECORDINGS OF LIGHTS ,SPEEDS ,AND NOT STARTING”

  NHTSA complaint · filed 09/18/2020

• “COOLING FAN CYCLES CONSTANTLY, KNOWN PROBLEM WITH PRO MASTER RECALL VB2 BUT MY VIN # DOSE NOT QUALIFY FOR THIS RECALL.”

  NHTSA complaint · filed 09/11/2020

Unverified owner reports from NHTSA's public complaint database.

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