Which parts fail
Components named in complaints (fuel pump, injectors, fuel tank, hybrid and EV propulsion).
Mileage when the problem started
Owner reports
Selected complaints filed with NHTSA by 2015 Ram 1500 owners, lightly cleaned up (personal details are redacted by NHTSA).
The contact owns a 2015 Ram 1500. The contact stated while her husband was driving approximately 65 MPH, the vehicle lost motive power. There was no warning light illuminated. The contact's husband was able to veer to the side of the road. The vehicle was towed to the local dealer, where it was diagnosed and the failure was related to NHTSA Campaign Number: 22V406000 (Fuel System, Diesel); however, the dealer informed the contact that the vehicle could not be repaired under the recall because the vehicle was missing an EGR. The vehicle was towed to an independent mechanic, where the high-pressure fuel Pump (HPFP) was replaced; however, the failure persisted. The vehicle was towed to a second dealer, Capital Chrysler Dodge Jeep Ram of Indian Trail (5501 W Hwy 74, Monroe, NC 28110), who inspected the vehicle and informed the contact that the EGR system had been removed. …
The contact owns a 2015 Ram 1500. The contact received notification of NHTSA Campaign Number: 22V406000 (Fuel System, Diesel) however, the part to do the recall repair was not yet available. The contact stated while driving approximately 60-80 MPH, the vehicle went into LIMP Mode and the speed was reduced. A message indicating that the engine would shut down after 170 miles was displayed. The vehicle was taken to the dealer, where it was diagnosed that there were metal shavings in the high-pressure fuel pump. The dealer determined that the fuel system needed to be replaced. The contact stated that the dealer only replaced the fuel rails, and the failure recurred on the same day of the repair. The vehicle was towed to the dealer, where an unknown repair was performed; however, the failure persisted. …
The contact owns a 2015 Ram 1500. The contact stated while driving at approximately 70 MPH, the rear axle suddenly fractured causing the rear passenger's side wheel to separate from the vehicle. During the failure, the rear end of the vehicle began to fishtail, and the vehicle almost crashed into an oncoming semi-truck. The vehicle was towed to the local mechanic who replaced the rear axle. After retrieving the vehicle, the engine failed causing the vehicle to stall. The vehicle was towed back to the local service center which diagnosed that the engine crank sensor had failed. The vehicle was not yet repaired. The contact also indicated that while operating the vehicle, the DEF system malfunctioned causing the vehicle to drive at a top speed of 37 MPH. The vehicle was taken to a local dealer who reset the DEF system and the vehicle was repaired but later reoccurred. …
The contact owns a 2015 Ram 1500. The contact stated that the fuel system was replaced under NHTSA Campaign Number: 22V406000 (Fuel System, Diesel); however, after the repair, the vehicle persistently experienced fuel injector leaks and fuel line failures. The contact stated that while inspecting the vehicle at the residence, a fuel injector leak was noticed along with fuel leaking onto the exhaust. Additionally, the contact noticed thick white smoke emerging from the engine bay on one occasion, suspected a fire hazard, and used a fire extinguisher to dissipate the smoke. The contact stated that while driving 65 MPH, the vehicle entered LIMP Mode and stalled. The contact was able to pull over to the side of the road and verified that a fuel injector had blown. The vehicle was driven to the dealer, who had advised the contact that the vehicle was safe to drive. …
The contact owns a 2015 Ram 1500. The contact stated that the dealer performed an unknown software update associated with an unknown class-action lawsuit settlement without the owner's consent. Following the software update, the vehicle experienced cooling system failures, including oil intrusion in the coolant reservoir and brown and burnt coolant. The vehicle was taken to the dealer on several occasions and was eventually diagnosed with a turbocharger oil leak. The turbocharger was replaced under warranty; however, the failure persisted. The vehicle was taken back to the dealer several times, and the diesel particulate filter (DPF) was replaced. Additionally, while driving 68 MPH, the vehicle stalled, and the low oil pressure warning light illuminated. The contact pulled over to the side of the road. …
The contact owns a 2015 Ram 1500. While the contact's father was driving at highway speeds, the check engine and throttle body warning lights illuminated and the vehicle started losing motive power; however, the vehicle failed to properly accelerate. The vehicle was taken to the local parts supply store who diagnosed that the throttle body had failed and needed to be replaced. The vehicle was not repaired. The contact stated that later driving on the freeway and attempting to pass a semi, the vehicle failed to properly accelerate and started shaking and vibrating abnormally. The vehicle was later restarted but only operated in "LIMP Mode" and failed to accelerate above 40 MPH. The contact stated that had scanner was used to diagnose the vehicle and retrieved information of high-pressure fuel pump failure. The vehicle was not yet repaired. …
The contact owns a 2015 Ram 1500. The contact stated that the vehicle failed to start. The message "The Vehicle Will Not Start. Service DEF. See Dealer" was displayed. The vehicle was jumpstarted and taken to the dealer however, the failure could not be duplicated. The dealer reset the mileage countdown. The contact stated that unknown parts were replaced; however, the failure persisted. The vehicle was taken back to the dealer, where the cause of the failure could not be determined. The vehicle was taken to an independent mechanic, but the cause of the failure could not be determined. The vehicle was not repaired. Additionally, the contact became aware that the VIN was included in NHTSA Campaign Number: 22V406000 (Fuel System, Diesel) however, the part to do the recall repair was not yet available. The local dealer was contacted. The vehicle was not diagnosed or repaired. …
The contact owns a 2015 Ram 1500. The contact received notification of NHTSA Campaign Number: 22V406000 (Fuel System, Diesel) however, the part to do the recall repair was not yet available. The contact stated that while driving at an undisclosed speed, the vehicle hesitated and stalled. The contact was able to restart the vehicle; however, after driving several few feet, the vehicle stalled again. The contact was unable to restart the vehicle. No warning lights were illuminated. The vehicle was towed to an independent mechanic to be diagnosed. The contact was informed that the fuel pump had failed and needed to be replaced. The vehicle was then towed to the dealer where it was diagnosed that the fuel pump had failed and needed to be replaced. The contact was informed that the parts were not available for the recall repair. The vehicle was not repaired. …
The contact owns a 2015 Ram 1500. The contact stated that while driving at various speeds, the check engine warning light illuminated. The contact replaced the fuel filters on two separate occasions; however, the failure returned after the repairs. The contact then spoke with a mechanic who stated that the failure might be related to the fuel pump and to check for recalls on the vehicle. Upon investigation, the contact discovered that the vehicle was included in NHTSA Campaign Number: 22V406000 (Fuel System, Diesel) however, the part to do the recall repair was not yet available. The dealer was made aware of the issue and confirmed that parts were not yet available. Recently, the contact stated that while driving at a slow speed, the vehicle entered LIMP Mode and would not accelerate above 30 MPH with the ETC (electronic throttle control) and check engine warning lights illuminated. …
The contact owns a 2015 Ram 1500. The contact stated the vehicle was included in NHTSA Campaign Number: 20V475000 (Engine and Engine Cooling). After the recall remedy was completed, the vehicle went into LIMP Mode, while driving approximately 10-15 MPH. The vehicle then started to jerk. An unknown warning light illuminated, and the check engine warning light illuminated. The vehicle was taken back to the same dealer that completed the recall repair and the contact was informed that the tone wheel and crank sensor had failed and needed to be replaced. The contact also received notification of NHTSA Campaign Number: 22V406000 (Fuel System, Diesel) however, the part to do the recall repair was unavailable. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. …
Related recalls
Fuel system, diesel › Delivery › Fuel pump
Chrysler (FCA US, LLC) is recalling certain 2014-2020 Jeep Grand Cherokee, and 2014-2019 Ram 1500 vehicles equipped with 3.0L diesel engines. A high pressure fuel pump (HPFP) failure may introduce internal debris into the fuel system, potentially resulting in fuel starvation.
Remedy: Dealers will replace the HPFP, and inspect and replace, if necessary, additional fuel system components, free of charge. Interim notification letters informing owners of the safety risk were mailed July 21, 2022.
NHTSA investigations
High pressure fuel pump failure
The Office of Defects Investigation (ODI) opened PE21-021 on October 14, 2021, to investigate incidents alleging a stall/loss of motive power as a result of high-pressure fuel pump failures in certain model year (MY) 2019-2020 Ram 2500, 3500, 4500, and 5500 heavy duty trucks equipped with 6.7L Cummins turbodiesel engines.
Fuel System complaints in other 1500 years
Frequently asked questions
How common are fuel system problems on the 2015 Ram 1500?
NHTSA has 239 complaints about the fuel & propulsion system of the 2015 Ram 1500, 16% of the model year's 1,459 complaints. The component named most often is delivery › fuel pump (4 mentions).
Is there a recall for 2015 Ram 1500 fuel system problems?
Yes — NHTSA recall 22V-406 (fuel pump, Jun 9, 2022). Recall repairs are free at authorized dealers.
At what mileage do 2015 Ram 1500 fuel system problems start?
Half of the complaints with a recorded mileage happened before about 72,000 miles, and 7% before 25,000 miles.
Is it dangerous?
Owners linked 4 crashes, 3 fires and 3 injuries to fuel & propulsion system problems on this model year. If you notice symptoms, have the car checked before driving further.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.