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Owner complaints · Power Train

2021 Ford Explorer transmission and drivetrain problems

125 of the 438 complaints owners filed with NHTSA about the 2021 Ford Explorer name the transmission and drivetrain (NHTSA’s “Power Train” heading — the transmission, transfer case, driveshafts, axles and differentials — NHTSA files them under one heading). Filed under the same heading: 122 manufacturer bulletins, 6 recalls, 1 NHTSA investigation. Every figure below is a document in a federal file, linked; none is a failure rate, and none is a verdict on any one car.

125 complaints 29% of this model year’s 4 reports a crash typically at 46k miles

What owners filed about the transmission and drivetrain

Source: NHTSA complaint database
125complaints name the transmission and drivetrain

4 of the 125 reports a crash · 0 a fire · 2 injuries. Self-reported, unverified.

Filed per year: 2021: 4 · 2022: 19 · 2023: 26 · 2024: 28 · 2025: 23 · 2026: 25

46kmiles, typically

Half of the 31 owners who gave an odometer reading reported the transmission and drivetrain problem between 22,000 and 77,000 miles. A median of reports, not the life of a part.

29%of this model year’s complaints

438 complaints in all about the 2021 Ford Explorer, 25 filed in 2026. The whole picture, every system →

Counts are owner reports to NHTSA, not verified defects, and scale with how many of these were sold; nothing here is a rate. NHTSA groups complaints coarsely, so “Power Train” means the same area of the vehicle, not one fault.

Across model years: Ford Explorer transmission and drivetrain problems, every year on file →

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In owners’ own words

Source: NHTSA complaint database

Filed with NHTSA by the people who own these cars, about the transmission and drivetrain. Quoted as written, with anything identifying removed; unverified reports — what was said, not a finding that it was true.

A Police Officer's Ford Explorer Interceptor Hybrid SUV while driving had a vehicle malfunction where the rear wheels began to wobble/vibrate and while driving in a straight line with front wheels facing straight caused the vehicle to fishtail out of the control (loss of control to the rear wheels) and slam into a tree at approximately…
Power Train Nov 20, 2023 NHTSA owner report
The contact owns a 2021 Ford Explorer Hybrid. The contact stated that while driving at various speeds, the electronic "lift gate ajar" warning was activated; however, the liftgate was not open. The vehicle was taken to the local dealer who adjusted the liftgate striker, and the failure was remedied; however, the failure reoccurred.
Power Train at 22,000 miles Jan 12, 2023 NHTSA owner report
While driving vehicle, reduced engine power occurred resulting in the vehicle being unable to safely maintain highway speeds. Once safely on side of roadway, vehicle lost all engine power and would start. Vehicle had 11,049 miles on it and had been properly maintained.
Power Train Jun 17, 2022 NHTSA owner report
The contact owns a 2021 Ford Explorer. The contact stated that while the transmission was either in park(P) or drive(D), the vehicle independently rolled away without warning. The contact stated that he forcefully depressed the brake pedal in an effort to stop the vehicle.
Power Train at 10,000 miles Jun 17, 2022 NHTSA owner report
The contact owns a 2021 Ford Explorer. The contact stated while parking the vehicle on an incline, the transmission inadvertently shifted out of park(P). The contact stated no warning light was illuminated. The contact took the vehicle to the local dealer however, the mechanic was unable to duplicate the failure.
Power Train May 23, 2022 NHTSA owner report

What is on file about the transmission and drivetrain

Source: NHTSA recalls, investigations and manufacturer communications

Recalls filed under this heading

NHTSA investigation

122 manufacturer bulletins filed under this heading

The 1 newest are listed; every one is on the model year’s page. Quote the document number at a service desk — it is a diagnosis the maker has already written down.

Trouble codes named on this system

P0729 P0731 P0732 P0733 P0734 P0735 P0736 P076F

Codes a bulletin or an owner’s complaint about the 2021 Ford Explorer names on this model year; a code with a record of its own links it.

Other systems with a record on the 2021 Ford Explorer

Source: the same files
From here

Common questions

Source: NHTSA complaint database, recalls and manufacturer communications

Are transmission and drivetrain problems common on the 2021 Ford Explorer?

They are documented: NHTSA holds 125 owner complaints naming the transmission and drivetrain on this model year (29% of everything owners filed about it), and 122 manufacturer bulletins, 6 recalls, 1 NHTSA investigation are filed under the same heading. Whether it is a problem on one particular car is a diagnosis, not a count, and a count says nothing about how many were sold.

Is there a recall for the transmission and drivetrain on the 2021 Ford Explorer?

Yes — 6 campaigns are filed under this heading: 26V402000, 25V166000, 23V675000, 23V199000. A recall is matched by VIN; check yours at nhtsa.gov/recalls.

When do transmission and drivetrain problems show up on the 2021 Ford Explorer?

Owners who gave an odometer reading reported it at a median of 46,000 miles; half of them between 22,000 and 77,000. That is when reports cluster, not the life of a part.

What does NHTSA's "Power Train" heading cover?

The transmission, transfer case, driveshafts, axles and differentials — NHTSA files them under one heading. Owners choose the heading when they file, so it says which area of the vehicle the complaint is about, not which part failed.