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 2020 Ram 1500 owners, lightly cleaned up (personal details are redacted by NHTSA).
The contact owns a 2020 Ram 1500. The contact stated that while driving at an undisclosed speed, the accelerator pedal was depressed; however, the vehicle failed to accelerate as intended. The vehicle stalled with the check engine warning light illuminated. The contact stated that the engine seized. While attempting to start the vehicle, the vehicle failed to start. The contact stated that upon inspecting the vehicle, there were metal shavings inside the engine oil. The vehicle was towed to the residence. The vehicle was later towed to the dealer, where it was diagnosed with a high-pressure fuel pump failure. The contact was informed that metal shavings were found throughout the fuel system. The contact was informed that the fuel system needed to be replaced. The vehicle was not repaired. …
The contact owns a 2020 Ram 1500. The contact stated that while her husband was driving approximately 35 MPH, the vehicle veered off the road. The contact stated that the passenger's and driver's side curtains airbags and the front driver's seat and front passenger's seat side airbags deployed. The contact stated that no collision had occurred during the incident. There was no injury sustained. The air bag warning light was illuminated. The neighbors assisted the driver in cutting the airbags that were obstructing the road visibility. The driver then drove to the residence. The vehicle was taken to the dealer, where the front driver's side and passenger's side seat belts were replaced because the seat's side air bags deployment had rendered the seat belts inoperable. …
The contact owns a 2020 Ram 1500. The contact received notification of NHTSA Campaign Number: 22V767000 (Fuel System, Gasoline, Engine) however, the part to do the recall repair was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The contact stated that while her boss was driving at an undisclosed speed, the accelerator pedal was depressed; however, the vehicle hesitated and failed to accelerate as intended. The vehicle was taken to two local dealers. The first dealer was unable to duplicate the failure. The second dealer informed the contact that the parts needed to complete the repair would not be available for a year and a half. The dealer was made aware of the failure but confirmed that parts were not yet available. The vehicle was not repaired. The manufacturer was made aware of the failure. …
The contact owns a 2020 Ram 1500. The contact received notification of NHTSA Campaign Number: 22V767000 (Fuel System, Gasoline, Engine) however, the part to do the recall repair was not yet available. The contact stated while driving approximately 55 MPH, the vehicle shuddered, vibrated, and almost stalled. The check engine warning light was illuminated. The vehicle was taken to the local dealer, where it was diagnosed that the high-pressure fuel pump had started to fail and needed to be replaced; however, the part was on a national backorder. The vehicle was not repaired. The manufacturer had been informed of the failure. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the failure. The failure mileage was approximately 62,500. VIN tool confirms parts not available.
The contact owns a 2020 Ram 1500. The contact stated while the vehicle was parked, the contact noticed a burning odor around the exterior of the vehicle. The contact performed an inspection and determined that the burning odor was coming from underneath the vehicle. The vehicle was started, and an error message was displayed, instructing the contact to take the vehicle to the dealer within the next 200 miles. The vehicle was taken to the dealer where it was diagnosed with a fractured diesel exhaust fluid (DEF) system. The contact was informed that the DEF system needed to be replaced. The vehicle was not repaired and remained at the dealer for further additional diagnostic tests. The manufacturer was not made aware of the failure. The failure mileage was approximately 40,000.
The contact owns a 2020 Ram 1500. The contact received notification of NHTSA Campaign Number: 22V767000 (Fuel System, Gasoline, Engine) 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. The manufacturer was made aware of the issue. The contact stated while driving at approximately 35 MPH, the check engine warning light illuminated. The contact stated that the vehicle lost motive power and almost stalled. The contact stated that the failure was intermittent but had become a recurring failure. The contact had taken the vehicle to a dealer and was advised that the parts were not yet available. The failure mileage was approximately 71,000. Parts distribution disconnect.
The contact owns a 2020 Ram 1500. The contact received notification of NHTSA Campaign Number: 22V767000 (Fuel System, Gasoline, Engine) however, the part to do the recall repair was unavailable. The local dealer was contacted, and it was confirmed that the part was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The contact stated while driving at an undisclosed speed, the vehicle stalled and failed to restart. The vehicle was later towed to the local mechanic to be diagnosed. The contact was informed that the high-pressure fuel pump had failed and needed to be replaced. The failure mileage was 95,000. VIN tool confirms parts not available.
The contact owns a 2020 Ram 1500. The contact stated while driving 60 MPH, the message "Service High Pressure Fuel Pump" was displayed. The check engine warning light was illuminated, and the vehicle lost motive power. The contact was able to pull over to the right side of the roadway. The contact turned off and restarted the vehicle, and the vehicle operated as intended. The contact stated that the vehicle was previously repaired under NHTSA Campaign Number: 22V767000 (Fuel System, Gasoline, Engine); however, the repair failed to fix the vehicle. The failure reoccurred after the recall repair. The manufacturer was not notified of the failure. The failure mileage was 35,000.
The contact owns a 2020 Ram 1500. The contact stated that whenever the weather was below 50-degrees, after refueling the vehicle, the gasoline started spilling out of the fuel filler neck. The contact stated that refueling the fuel tank slowly prevented the gasoline from spilling out of the fuel filler neck. There was no warning light illuminated. The vehicle was taken to a local dealer to be diagnosed, and the contact was informed that the fuel pump and gas tank were faulty and needed to be replaced. The vehicle was repaired; however, the failure persisted. The manufacturer was notified of the failure. The approximate failure mileage was 30,000.
The contact owns a 2020 Ram 1500. The contact stated that while driving at an undisclosed speed, the vehicle lost motive power. There was no warning light illuminated. The contact previously received notification of NHTSA Campaign Number: 22V767000 (Fuel System, Gasoline, Engine) and had the vehicle repaired for a high-pressure fuel pump failure. The vehicle was towed to the dealer, where it was diagnosed that the high-pressure fuel pump had failed again and needed to be replaced. The vehicle was not repaired. The manufacturer was made aware of the failure. The approximate failure mileage was 104,000.
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 2020 Ram 1500?
NHTSA has 76 complaints about the fuel & propulsion system of the 2020 Ram 1500, 12% of the model year's 640 complaints. The component named most often is storage › tank assembly › filler pipe and cap (1 mentions).
Is there a recall for 2020 Ram 1500 fuel system problems?
No. NHTSA lists no fuel & propulsion system recall for the 2020 Ram 1500, though it has 14 recalls for other components. If the problem is widespread, a repair may still be covered by an extended warranty or a manufacturer service bulletin — ask a dealer.
At what mileage do 2020 Ram 1500 fuel system problems start?
Half of the complaints with a recorded mileage happened before about 35,000 miles, and 37% before 25,000 miles.
Is it dangerous?
Owners linked 1 crash, 2 fires and 0 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.