2021 Ford F-150: harsh or hard shifting

Filed Nov 6, 2026 · Transmission · TX

Hi my name is [XXX]. I bought my 2021 F-150 used with 40k miles. I love my truck and spend the money to keep up with all of the maintenance in hopes that it will last me a long time. At 61k miles, my transmission blew which seems insane to me. These 10 speed transmissions and known CDF drum failures are happening to so many people I talk to. I’m filing a complaint bc even my new transmission is experiencing hard shifts already after driving it for 9k miles. How many transmissions will I have to go through before Ford takes accountability. It’s unfortunate that these trucks cost so much money and then you potentially have to dump another $20k into it before even reaching 100k miles. I’m filing a complaint because I believe Ford should recall the CDF drum failures a do right for the customer. To my knowledge, these issues were fixed around 2024 models. Additionally, my transmission went out on a toll road where the speed limit is 85mph. I lost significant power and had to reduce my speed to 55-60mph which is a huge safety concern when people are passing you going 30mph faster than you. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

Filed Oct 17, 2026 · TX

In July of 2024 I took my truck into Cleburne Ford in Cleburne, Texas for transmission issues. The vehicle registered 39, 581 miles at that time. My complaint was mainly clunky issue regarding shifting when down and upshifting. The dealer test drove and advised completing transmission rebuild IAW with TSB 24-2176. The truck stayed at the dealership for approximately one month closing out the work order on 8/6/2024. I drove the truck for approximately two years until experiencing a serious issue that was extremely dangerous. On a road trip to to El Paso from Glen Rose with the cruise control set travel at approximately 80 miles per hour, which is the legal limit on that stretch of road. The vehicle started lunging, lurching, and hunting! it was extremely unnerving and could have caused a lesser driver to lose control of the truck, because at that speed it only takes one small issue to happen and a grave accident could have occurred. The service engine soon indicator light then came on the dash. The cruise control was deactivated and we were near a rest stop where we stopped. When I turned the truck back on the service engine soon indicator light was off. For some reason I thought maybe it has something to do with the cruise control, so I did not turn it on again for the remainder of the trip there and back. The truck seemed to be ok, but I wanted to take it in again to have it checked. I took it to Triple Crown in Stephenville Texas, because I felt upset to think I might have experienced another transmission issue just two years ago. They system identified code P 07F7 and determined TSB 26-2226 was required. They commenced to do another rebuild replaced everything again. They did not find evidence of the CDF or trash can being bad. They said its also important to replace the pump and valve body to mitigate the possibility or reoccurrence. Ford paid approximately $1,800, because of a request from the dealership and I paid approximately $2,200 out of my pocket.

Filed Sep 3, 2026 · Transmission · FL

I am reporting a serious safety-related transmission issue involving my 2021 Ford F-150 equipped with the 10R80 automatic transmission. On multiple occasions during normal driving, the transmission has behaved unpredictably and, at times, dangerously. The transmission has suddenly lost the selected gear, slipped or failed to engage, shifted violently, experienced significant RPM flares, unexpectedly downshifted, and harshly clunked into first and second gear while coming to a stop. These events have occurred under a variety of normal driving conditions, including while accelerating, merging onto a highway, making turns, crossing intersections, traveling at highway speeds, driving in stop-and-go traffic, and coming to a stop at red lights. In several instances, the vehicle did not provide the expected acceleration or propulsion when commanded, creating a potentially dangerous situation because I could not reliably predict how or when the truck would respond to throttle input. Of particular concern is the possibility of losing propulsion or experiencing an unexpected gear change while merging into traffic, crossing an intersection, or traveling at highway speed. The unpredictable nature of the transmission makes it difficult to safely operate the vehicle and creates a significant risk of a collision. I believe these symptoms may be related to the known 10R80 CDF clutch-cylinder/sleeve issue. Ford technical information has identified axial movement of the CDF sleeve as a condition that can affect hydraulic circuits and contribute to abnormal transmission operation. The symptoms I have experienced appear consistent with this type of failure. Because these transmission problems have occurred repeatedly and under multiple driving conditions, I believe this issue should be investigated as a potential motor-vehicle safety defect rather than treated solely as a drivability or comfort concern.

Filed Aug 17, 2026 · Transmission · GA

My truck is having transmission problem , hard shifting , going into neutral while driving, same problem with other 1080R transmission ford has on the recall list, I have had it in the shop before at Five Star Ford Stone Mtn Georgia, they said it was the battery, they put a new battery in it, same didnt fix the problem, now they are saying I need a new transmission , they know there is a problem with the 10 speed 1080R transmission, ford needs to recall all of these 10 speed transmission.

Filed Aug 11, 2026 · Transmission · CO

My F150 10R80 transmission is throwing a P076F code. And the shifting has become very harsh and eratic all across the 10 gears. Hesitations, high revs, hard shifts, etc. This is a known issue by Ford and they have issued TSBs on the issue. They acknowledge that it is a design flaw within the transmission and have issued fixes. But if you are outside of the 60,000mi warranty, the burden of the costs falls on me, the owner. $9400 to replace the transmission with a new Ford transmission here in Colorado. This is a known problem in the design but Ford is not stepping up to help. They let the burden fall on the owner.

Filed Aug 3, 2026 · Transmission · TN

I am reporting a safety-related transmission problem I experienced with my 2021 Ford F-150 equipped with the 10R80 automatic transmission. While driving normally, the transmission suddenly downshifted hard, with a jolt that shook the whole truck, then went into emergency limp mode, where I had to pull over to the shoulder, on Interstate 240 in heavy traffic. I was attempting to accelerate to merge into merging traffic. Because of this it created a dangerous situation because the truck did not respond as expected when I needed predictable acceleration or propulsion. Other times I have had hard shifting, but did not result going into limp mode. I believe this incident may be related to the known 10R80 CDF clutch-cylinder/sleeve problem. Ford technical information identifies axial movement of the CDF sleeve that can cause hydraulic-circuit leaks and harsh or delayed engagement and shifting. This condition can result in slipping, RPM flares, delayed engagement, unexpected gear changes, harsh downshifts, lurching, or loss of propulsion. This is a safety concern, not merely a transmission quality or reliability issue. Unexpected loss of propulsion or unpredictable shifting while merging, accelerating into traffic, crossing an intersection, turning, or traveling at highway speed can create a collision hazard. Because I personally experienced this unexpected transmission event, I request that the federal safety agency investigate the 10R80 CDF clutch-cylinder/sleeve condition in Ford F-150s. Please review Ford warranty claims, dealer repair records, transmission replacements, consumer complaints, and field-failure data to determine whether this is a safety defect requiring a recall. I believe owners should not have to wait for a potentially dangerous transmission failure before this known condition is addressed.

Filed Aug 1, 2026 · Transmission · WA

My truck has spent 80 days in the shop over 11 visits attempting to repair the transmission since 2023. The truck has a hard downshift from 5-4, 4-3, and sometimes 3-1 while light braking coming to a stop. Sometimes it’s several times per day and sometimes not in an entire week. On average it occurs 2-5 times per week. I drive 40 miles to work mostly on the freeway with little traffic with two stop signs going and one stop sign + 4 lights returning so I don’t have that many locations for the condition to be repeated which means the frequency it occurs is pretty high. It is an hard enough downshift where it clunks real bad and sometimes shutters the truck. The transmision cannot last long term and is likely loosening / damaging other components. One of the hardest downshifts I have felt occurred 2 months ago. It shuttered so bad, it felt something could have been damaged. The same day I was holding speed going downhill and it had a hard shift from 3-2. On several occasions in the last 3 years it had a clunk from 5-6 while accelerating on the freeway. Every few weeks it has a hard shift from 4-3 going uphill for power. The adaptive tables have been reset multiple times. Sometimes that helps for a little bit, sometimes not. Long term it is not a solution. The pan was dropped at one of the last visits and a repair made inside. This did not make any significant changes. The hardest downshift I have ever felt (above) occorred several days after this.

Filed Aug 1, 2026 · Transmission · TX

I am reporting a safety-related transmission problem I experienced with my 2021 Ford F-150 equipped with the 10R80 automatic transmission. While driving, the transmission would unexpectedly hesitate before engaging the selected gear and then shift harshly with a noticeable bang. On multiple occasions, the engine RPM would flare before the transmission engaged, resulting in delayed or inconsistent acceleration. The transmission has also exhibited harsh shifts, delayed engagement, and unpredictable gear changes. These events occurred during normal driving, including accelerating from a stop, merging into traffic, and driving at highway speeds. The transmission did not respond as expected when I needed predictable acceleration, creating a potentially dangerous situation. Delayed engagement and sudden harsh shifts make it difficult to judge available power when entering traffic or changing lanes. I believe this incident may be related to the known 10R80 CDF clutch-cylinder/sleeve problem. Ford technical information identifies axial movement of the CDF sleeve that can cause hydraulic-circuit leaks, resulting in harsh or delayed engagement and shifting. This condition can cause slipping, RPM flares, delayed engagement, unexpected gear changes, harsh downshifts, lurching, or loss of propulsion. This is a safety concern, not merely a transmission quality or reliability issue. Unexpected hesitation, delayed engagement, or loss of propulsion while merging, accelerating into traffic, crossing an intersection, or traveling at highway speed creates an increased risk of a crash. Because I personally experienced these unexpected transmission events, I request that the federal safety agency investigate the 10R80 CDF clutch-cylinder/sleeve condition in Ford F-150 vehicles. Please review Ford warranty claims, dealer repair records, transmission replacements, consumer complaints, and field-failure data to determine whether this represents a safety defect

Filed Jul 11, 2026 · Transmission · TX

Transmission has harsh shifts all the time this is dangerous and well known by ford

Filed Jul 7, 2026 · Transmission · FL

I recently purchased a 2021 f-150 with 48,000 miles on it. Just over 60,000 miles I was noticing some bad shifting occurring with my 10R80 transmission. It progressively got worse by harsh shifting, terrible gear hunting, then finally after driving in manual for a couple days: I was in the middle lane of state road 41 approaching sun lake road, the light turned green and my truck went nowhere. I immediately put my hazards on as cars were trying to get around me and I tried to shift into gear. I managed to find 4th after at least a minute (it skipped 1-3) and I limped to the side of the road where my dad later came with his trailer to pick it up. This is a known issue that ford acknowledges with this particular year for the 10r80 (the CDF drum being the component that fails) yet they have done nothing to address it, even though they DID FIX IT it in the 22+ models. My truck is now at a shop with 60,646.1 miles where they are installing a new transmission for over $5,000 (awaiting for them to finish and I’ll provide the receipt / proof of purchase). Also, they couldn’t even put it in neutral to roll it off the trailer even after disconnecting the computer and manually shifting it from underneath the truck. I’m contacting the federal safety agency in hopes you can make some noise and file a complaint with Ford, they told me they won’t do anything since I’m out of warranty and there are no recalls for the transmission. It’s ridiculous that I’m dealing with this on just a 60k mile truck that’s a few hundred miles out of warranty and they know this is an issue.

Filed Jun 19, 2026 · Transmission · AL

2021 Ford F-150 Platinum VIN: [XXX] Failure around 95,500 miles Symptoms: Harsh shifting in lower gears Intermittent slipping Progressively worsening over several weeks Dealer diagnosis: Internal transmission issues Concerns consistent with CDF drum, clutch, and planetary component issues Repair: Dealer-performed transmission overhaul Updated CDF drum installed Updated clutch and planetary cylinder Updated valve body separator plate Cost: $6,959.15 INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

Filed Jun 1, 2026 · Electrical, Lights · OH

My 2021 Ford F-150 has been having trouble with the transmission. Hard shifting, shifting to 10th gear at 40mph and unable to downshift after slowing down. I have also had issues with the daytime running lights not working since around 45k miles. My truck only has 59K miles at the time of me typing this.