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Transmission and drivetrainPart report

2020 Ford Mustang Transmission and drivetrain Problems

Complaints
26about this part
Share
21%of 122 total for the year
Median mileage
13,462miles
Trend
RisingComplaints filed in the last 3 full calendar years are at least 25% higher than in the 3 years before.

NHTSA recorded 26 complaints about the transmission and drivetrain of the 2020 Ford Mustang, 21% of the 122 complaints for this model year. Where a mileage was given, the median is 13,462 miles. 2 of these say a crash was involved, according to the filers. 1 recall campaign on record is filed under a similar system.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“2020 Ford mustang with the 10 tr80 transmission, failed at 44,600 miles. Just out of the power train warranty of 6 years. I was driving down the road fork in the road I went to the right letting up off the gas and when I went to step on the gas again there was no transmission.”

NHTSA complaint #11773466, filed 2026-10

“My 2020 Ford Mustang Ecoboost has a (P008A) AND (PO18B/PO18C) The fuel pressure fuel system you low and fuel pressure Sensor B is a well documented defects and has a customer satisfaction program 21N10 (or related TSBs). The dealer said there are no recalls under my vin number and vehicle was not repaired. I sent a certified letter to ford March 29, 2026 to Ford Motor Company and I have had no response. 2015 thru 2022 Mustangs have this well known defect. I am not sure why the 2020 mustang has not been issued a recall. …”

NHTSA complaint #11732166, filed 2026-04

“My car has always been a little rough on shifting since around 40k miles when I got it. I never really noticed after awhile and never had any problems. No lights flashing or codes no issues with anything under the hood. The other day my trans light popped on, but nothing was wrong the car was still driving fine. I took it in to get looked at the first shop said no codes were popping up and then I took it to another and they said the whole transmission now needs to be replaced. I went to look around and apparently a lot of people have issues with the transmission on the 2020.”

NHTSA complaint #11739282, filed 2026-05

“After driving for 2 blocks, my car would not drive when hitting the gas pedal, the engine only reved. Unable to move the car in any gear, pedestrians helped push my car out of the middle of the road. Towed the car to a Ford dealership because the Ford app on my phone said shift solenoid stuck in off position . Upon diagnosis the dealership said yes the solenoid is stuck in the off position but now the gears are slipping and you need a brand new transmission. This is the 10r80 automatic transmission that has had problems like this nationwide. …”

NHTSA complaint #11614543, filed 2024-09

“Transmission issue. Transmission is leaking fluid. Vehicle is currently at my home waiting to go to dealership during normal business hours. Car started smoking and running hot while getting off the interstate. I was in a travel lane when this happened. Huge safety risk. Fire department was called to ensure there was not a fire that started. Car was towed to my home until it can be towed to a dealer during working hours. General vehicle inspection done by fire department to ensure there was not a fire. They advised the car not be driven until it has been inspected by Ford. …”

NHTSA complaint #11540445, filed 2023-08

Related recalls

Related service bulletins

Transmission and drivetrain: other model years

YearComplaintsShare of year
2026113%
2025315%
20241012%
202317%
202248%
2021916%
20202621%
20192818%
20184623%
2017228%
2016298%
20154210%
2014308%
20134818%
201217738%
201120043%
2010135%
200974%
2008309%
2007356%
2006328%
2005254%
200498%
20031510%
200276%
2001169%
20004013%
19992512%
1998219%
19972916%
19962510%
1995579%
19945014%
199355%
199269%
1991912%
199056%
198933%
198833%
198713%
198613%
1985213%
198416%

Other parts of the 2020 Ford Mustang

Electrical system
26 complaints
Engine
25 complaints
Other or unknown
22 complaints
Brakes
17 complaints
Back-over prevention (rear camera)
12 complaints
Air bags
8 complaints
Fuel system
8 complaints
Body and structure
6 complaints
Visibility (wipers, defrost, mirrors)
5 complaints
Forward collision avoidance
4 complaints
Vehicle speed control
4 complaints
Engine cooling
3 complaints

← All problems reported for the 2020 Ford Mustang

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology