2020 RAM 2500 fuel/propulsion system problems

What owners report

• “Def pump failed twice with this vehicle and with that it does not allow the vehicle to run any faster than 5 mph after the countdown ends. Unknown how the exhaust being plugged and service was done to clean the exhaust ended up having the fuel pump and turbo charger needing replaced. Not sure if they went hand in hand and one causing the other. So far the vehicle only has almost 78,000 miles on it. Change oil and fuel filters at the vehicles scheduled computer system reports on the vehicle. …”

  NHTSA complaint · filed 01/28/2026

• “Subject: Fuel System Failure Resulting in Engine Damage – 2020 RAM 2500 Pickup VIN: [XXX] Complaint Summary: I am submitting this complaint to formally report a dangerous and costly fuel system defect in my 2020 Dodge Ram 2500 Pickup (VIN: [XXX] ) that has resulted in catastrophic engine damage. Although Chrysler has issued a recall for the high-pressure fuel pump (HPFP) in many 2020 Ram trucks equipped with the 6.7L Cummins engine, I was told that my vehicle was not included in the recall—ev…”

  NHTSA complaint · filed 08/07/2025

• “Vehicle randomly shuts off during normal operation. Same as if the Start / Stop button were activated. Vehicle coasts until it self applies the emergency brake at about 3mph causing a sudden, jerky complete stop. Switches itself to Park. Dash indicates “sterp on brake to restart”. Vehicle restarts normally but may randomly shut down again. Safety risk is loss of steering, loss of power brake control, and total loss of power in traffic. Taking it to dealer today. Vehicle has not been inspected by…”

  NHTSA complaint · filed 05/05/2025

• “There is a known issue with the vehicle surging during normal driving situations. Doge has an article about this but will not address or fix the issue. Their article states that it’s possible that this will not create a code. I have 42000 miles on this engine.”

  NHTSA complaint · filed 12/07/2023

• “My name is [XXX]. I have a 2020 Ram Laramie. I purchased the truck June 2nd 2022. So then, my truck did not come with a fitting spare tire. Currently I have 40/13.5r17 on the vehicle. That the manufacturer placed with this truck when I purchased it. The spare that came with the truck, is a 18 inch spare. That doesn’t fit my truck. Also it’s a major safety hazard. My left front tire split on the side so I went to use my spare and it was a wrong tire. Also, I purchase the vehicle with only 17000 m…”

  NHTSA complaint · filed 06/05/2023

• “Manufacturer Recall NumberY78 NHTSA Recall Number21V-880 Recall StatusRecall Incomplete Summary A high pressure fuel pump failure may introduce internally failed component debris into the fuel system potentially causing fuel starvation. Safety Risk Fuel starvation may result in an unexpected loss of motive power, which can cause vehicle crash without prior warning. From this recall I have not been able to drive this truck for over a year. It sits in my driveway with a payment of nearly $1300 …”

  NHTSA complaint · filed 02/17/2023

• “* Feb. 6, 2023, both vehicle batteries went dead and had to be jumped by our USAA Insurance roadside assistance person in the home parking lot. When batteries were checked at a local auto store, they confirmed both batteries were dead due to an excessive draw to both batteries of 13.5 volts without any explanation as to why. We had to replace both batteries and reported this to the cerified dealership and was told they would not pay for the batteries to be replaced. Feb. 8, 2023, the vehicle …”

  NHTSA complaint · filed 02/14/2023

• “RECALL IS NOT BEING COMPLETD IN A TIMELY MANNER. We have not had any incidents but we have been waiting since August of 2022 for the dealer to receive the parts to complete the recall. We have been told that we are on a waiting list and we're actually on the waiting list at 2 different locations. I read online that I should file a complaint if the recall is not completed in a timely manner. We are driving the vehicle with the risks these recalls pose and do not want to have to go through any inc…”

  NHTSA complaint · filed 01/31/2023

Unverified owner reports from NHTSA's public complaint database.

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