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2021 Ram 1500 acceleration problems

30 complaints (4% of all complaints for this car). Typical mileage when it fails: 2,200. 2 crashes reported.

owner complaints
30
of this car's complaints
4%
typical mileage
2,200
crashes
2
recalls
0

Which part fails

Owners did not name a specific part.

At what mileage

Complaints by mileage at the time of the problem.

0k-25k
25k-50k
50k-75k
75k-100k
100k-125k
125k-150k
150k-175k
175k-200k
200k+

Ram 1500 acceleration problems in other years

2013201520202026

Related recalls

No recalls on record for this model year.

What 2021 Ram 1500 owners say

Most recent owner complaints, unedited.

Filed May 7, 2026 · Acceleration, Airbags · TX

air bags, warning lamps on, it could be dangerous. don't know if it's been checked no accidents yet.

Filed Mar 2, 2026 · Acceleration, Brakes · MN

Stellantis is recalling over 1.2 million 2019-2024 Ram 1500 pickups, including the 2021 model year, due to a software flaw in the ABS module that can disable the Electronic Stability Control (ESC) system My ram vin is not listed, but i am receiving this error.

Filed Sep 29, 2025 · Acceleration, Fuel system · NH

I was driving on the highway going the speed limit and the car suddenly slowed to 35 and all sorts of lights (check engine light and others) came on and messages went across the screen about the throttle control and stability control. This is the 4th time this has happened to me. Each time I bring it to the dealer and am told "its a known computer glitch" or that there is a fix but it continues to happen again. Suddenly losing power and speed has caused other drivers to slam on breaks, swerve, etc. In order to reset the car I have to pull over on the highway to restart it. This is putting my safety and the safety of others at risk.

Filed Jul 11, 2025 · Acceleration, Driver assistance · CA

THE VEHICLE STARTS BUT WILL NOT ACCELERATE, and the necessary replacement part is still unavailable. I was informed that the manufacturer does not have the part in stock and that it needs to be manufactured, with an estimated arrival date of July 29th.

Filed Jun 26, 2025 · Acceleration, Electrical · TX

When driving home in the rain going 65+/- MPH my truck just shut off and turned back on, but was not able to accelerate. Had to pull off on the side of the road and the car started back up. This happened at least 5 more times on my 30 minute ride back home. When I finally got it home the truck would not cut off. I had to disconnect the batter which still did NOT stall the truck. Luckily I found a forum that advised to pull a specific fuse to cut the truck off. My biggest concern was that no warning lights or error codes came up on the dash it just went blank and came back on. The vehicle is currently at Roger Williams Ram Dealership in Weatherford TX. They have had the truck over a week and are still trying to figure out what the problem is. They have replaced a fuse box to my knowledge but this didnt fix the issue. I have video of the incident (driving with no power).

Filed Apr 29, 2025 · Acceleration, Driver assistance · MO

While driving on the highway with cruise control engaged, the system became stuck and would not disengage. I attempted to cancel cruise control using the button, tap the brakes, and shift to neutral, but none of these actions worked immediately. The truck continued accelerating beyond the set speed, putting my life and the lives of others in serious danger. I eventually regained control after repeatedly braking and forcing the truck into neutral, but this was an extremely dangerous situation that could have resulted in a fatal crash. To my knowledge, there were no warning lights or messages before or during the incident. I have not had the problem confirmed by a dealer yet, but I contacted the manufacturer (RAM customer service), and they instructed me to take the vehicle to a dealership for diagnostics at my own expense. This appears to be a serious defect in the cruise control or throttle system, and I am requesting a formal investigation.

Filed Oct 19, 2024 · Acceleration, Brakes · MI

I have experienced the engine surging while driving 2 times in the last 3 months. 10/18/2024. The RPMs slowly increase regardless of taking my foot off the gas pedal, slowing, or coming to a stop. The engine remains to rev. It causes me to have an extremely hard time keeping a maintained speed and gets difficult to slow down or slow to a stop. The truck was not on Cruise control, it was in 2-wheel drive, and the issue started right as I took off. The engine can be heard revving and trying to accelerate even in an attempt to try neutral with the foot off the gas to resolve the issue. I ensure I do not have my foot on the gas pedal and have to push my brake to the ground to stop. I have called our dealership who reports they are unaware of the issue I describe. Putting the car in park does not resolve the revving, which can be heard, and the Rpms fluctuations seen increasing stuck between 5-7. I have to completely stop and turn off the engine. I had pulled out and drove down a busy intersection I could not pull off on. The engine acceleration issue event lasted for about 10 minutes before I could safely pull off to turn the truck off. It was terrifying. If I had to suddenly stop I would of crashed. What? How many

Filed Sep 5, 2024 · Acceleration, Brakes · FL

In July 2024, with approximately 31,500 miles on my vehicle, I began experiencing issues with the "service electronic braking system" warning appearing on the dashboard. I brought the vehicle in for inspection, and the dealership identified and replaced the tire sensor under my extended warranty. A week later, the warning reappeared, and the dealership replaced the brake master cylinder sensor, also under warranty. However, upon picking up the vehicle after the second repair, the dashboard immediately displayed both the "service braking system" warning and the check engine light. On July 23, 2024, I left the vehicle at the dealership for a third time. The following day, they informed me that the problem was with the ABS module, which was under engineering review and unavailable. They advised contacting RAM customer care, which confirmed the part's unavailability and anticipated delays due to a lack of vendor supply, with no clear resolution timeline. Despite ongoing efforts, the issue remains unresolved. The vehicle is now unsafe to drive, lacking ABS and traction control due to system shutdowns. Additionally, on September 3, 2024, and a few weeks prior, I experienced problems with the vehicle being stuck in park mode because the brakes would not disengage. Restarting the vehicle temporarily resolved the issue, but it persists.

Filed Apr 16, 2024 · Acceleration · AR

The steering rod from the steering wheel came out of the knuckle under the dash lucky i was going about 30 miles and hour it could have been 2 people killed. i having to pay $1,200 to fix the problem but i think this is something that Dodge needs to help me on cause this could have been a lot worst. I have 68,000 miles on it. i missed a telephone pole by 6 inches.

Filed Apr 13, 2023 · Acceleration, Engine · SC

#3 & #5 fuel injector failing while driving, separate instances, 2 months apart, causing severe loss of power and inability to control speed

Questions about the 2021 Ram 1500 acceleration

Does the 2021 Ram 1500 have acceleration problems?

Owners have filed 30 complaints about the acceleration of the 2021 Ram 1500, 4% of all its complaints.

At what mileage do 2021 Ram 1500 acceleration problems start?

The typical (median) mileage in owner complaints is 2,200 miles.

Is there a recall for the 2021 Ram 1500 acceleration?

There is no recall for this problem on this model year.

Other 2021 Ram 1500 problems

Engine 281Electrical 199Transmission 100Fuel system 99Driver assistance 85Brakes 75Steering 50Body 33Airbags 27Visibility 27Lights 13Suspension 9Seat belts 4Wheels 3Tires 2Locks 1

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