2021 RAM 1500 Complaints
View complaints related to 2021 RAM 1500. The complaints found here are submitted by actual consumers with first hand experience. There are more than 650 complaints submitted for the 2021 RAM 1500. You can submit your own complaint to the NHTSA or call the Hotline, Monday-Friday 8am to 8pm at (888) 327-4236, TTY: (800) 424-9153.
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2021 RAM 1500- Savannah, GA
Upon starting the vehicle, shifting into drive from park, and depressing the gas pedal, the vehicle would not shift out of first gear into higher gears. The engine began to whine and the RPM gauge registered much higher than when the vehicle typically shifts into higher gears during acceleration. Upon realizing, I pulled over and shifted from Drive to Park. I then shifted back to drive and the vehicle operated normally. This is the first time the vehicle has behaved in this manner, although there have been times when the transmission feels as if it is not shifting as smooth as it should.
Source: NHTSA WEB SITE -
2021 RAM 1500- Seaside, OR
I would like to submit a complaint regarding the Motor Generator Unit on a 2021 Ram 1500 e-torque motor. That part failed on my truck in early January, leaving me stranded for several hours. Thankfully the part did not fail while the truck was in motion, as the truck would have died and become completely inoperable. The vehicle has been at the dealership since January 4th, due to the part being on back order, with no ETA. I find it hard to believe that this is not a common problem, for that reason. There were no symptoms or check engine lights prior to this issue occurring.
Source: NHTSA WEB SITE -
2021 RAM 1500- Glen Head, NY
I recently purchased this vehicle and have experienced intermittent power steering failure, posing a severe safety hazard. While I retain some control, steering is significantly more difficult than even older non-power-steering vehicles. On sharp or semi-sharp turns, this failure greatly increases the risk of an accident or fatality. The power steering warning light has appeared, and a diagnostic scan returned code C2-120-17 with an alternator status of Bad (14.99V). Despite replacing both the battery and alternator, the issue persists. Researching the problem, I found numerous complaints with no meaningful response from the manufacturer. It is concerning that similar issues were addressed in previous recalls, yet this defect continues. This ongoing failure not only puts my safety at risk but also creates a hardship for my family, as we cannot rely on the vehicle for daily use. Each time I drive, I face the possibility of an accident. Note: The error codes from the pictures I included I have fixed but the light indicating EPS failure persists. Given that I recently purchased the vehicle and have already invested additional money in attempted repairs, I cannot afford the costly fix that appears necessary. Based on widespread reports, this seems to be a manufacturer defect that should be covered, rather than leaving owners to bear the financial and safety burdens. I urge immediate action to resolve this issue.
Source: NHTSA WEB SITE -
2021 RAM 1500- West Harrison, IN
I have had a grinding noise that was intermittent for several MONTHs, slowly getting worse. When I took it to the dealership, it was identified that the MGU had failed. The dealer advised that the part was not currently in stock anywhere and was not able to provide an ETA as there is a major shortage of this component. I was advised that eventually the battery voltage would drop from ~14v down below 11v and at this time the vehicle would throw engine warning lights which would lead the complete shutdown of the vehicle. This eventually happened in January 2025, where my vehicle voltage suddenly dropped, the dashboard lit up with different warning lights and the vehicle died. Fortunately it was in my driveway but now I have no vehicle and it is MARCH '25. It has been 2 months and when I contact all the local dealerships, NO ONE is able to provide an ETA and they advise they have MANY cars with similar issues waiting on the MGU part from Corporate. This is HORRIBLE. My truck was bought brand new in 2021 and has 64k miles. Fortunately it will be covered by the 8yr / 80k mile warranty, but the part needs to arrive first! I am missing work, I have an infant at home, and Ram is not able to assist with a loaner or rental!!
Source: NHTSA WEB SITE -
2021 RAM 1500- League City, TX
Was driving at low speed approaching a turn. As soon as I turn the vehicle shut off and I had to restart my truck. It is similar to what happened in this video [XXX] Believe the truck software needs a reflash. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)
Source: NHTSA WEB SITE -
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2021 RAM 1500- Show Low, AZ
Recall NHTSA 22V-767 pertained to a potential faulty high pressure fuel pump. The recall notice states: "FCA US will repair your vehicle [2] free of charge (parts and labor). To do this, your dealer will replace the HPFP, inspect and, if necessary, replace additional fuel system component." When I took the vehicle in for repair, the dealer replaced the fuel pump and also told me that there was a problem with the fuel pressure sensor that could cause the vehicle to stall at highway speeds. The said that only the fuel pump was covered by the recall, yet the recall notice also clearly states "additional fuel system components." Should the dealer be covering the fuel pressure sensor also given that it is a fuel system component that could cause the vehicle to stall at highway speeds?
Source: NHTSA WEB SITE -
2021 RAM 1500- Waterford, MI
Since purchase of the vehicle, I have experienced transmission surges and low power and fuel economy. When decelerating to a stop or U turn and the vehicle is in ECO, right before full stop, the RPMs will drop to 300-500 and surge back up to 1500-1800 causing a lunge forward. Vehicle has been in 6 times for a persistent transmission surge paired with low power and fuel economy. Dealer has replaced the valve body, transmission control module, wiring, and complete transmission replacement. I can reproduce the issue everyday near my place of employment and have video evidence of the issue. Additionally, since the transmission was replaced, when going 10+ miles on the highway, the engine cooling fan runs full out and fuel economy plumets.
Source: NHTSA WEB SITE -
2021 RAM 1500- Iowa, LA
Engine tick/knocking noise @ idle speed increases with RPM. 110k miles. No warning lamps or signals. Vehicle brought to dealership for inspection and service. Dealer stated cracks in both exhaust manifolds & broken bolts. Engine valves and rods being replaced.
Source: NHTSA WEB SITE -
2021 RAM 1500- Oak Island, NC
Rear window is leaking in both of the top corners and running down interior of vehicle. Damaged sensor under rear seat that had to be replaced and would not allow vehicle to unlock or start. Battery had to be disconnected and towed to repair facilty.
Source: NHTSA WEB SITE -
2021 RAM 1500- Mukilteo, WA
On 02/27/2025 my wife drove the 2021 RAM 1500 Limited Diesel truck and the engine certainly stopped running. It happened once around 2:10PM on the freeway I-5 Southbound near exit 189 in WA State. She was on the most inboard lane to prepare to take exit 189 with speed about 45-50 MPH. She was able to pull over to a safe location before the truck had completely stopped. Then she was able to start the engine and go again after 5-10 minutes. She drove for about 4 miles to her work place then the engine certainly stopped running again as soon as she pulled into the clinic parking lot around 2:30PM.
Source: NHTSA WEB SITE