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2021 Ford Expedition: engine and transmission complaints

VERY HIGH COMPLAINT SIGNAL
71%
162 of 232 relevant owner complaints are about the engine, transmission or fuel system

71% of relevant owner complaints filed with NHTSA on the 2021 Ford Expedition are about the engine, transmission or fuel system. Well over half of everything owners reported is the drivetrain. That is a severe model-level pattern; every model year we track at this level has a documented failure behind it.

Worse than 92% of the 1,230 model years we track (2010–2023).

NHTSA data checked September 13, 2026
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Drivetrain complaints
162
engine, transmission, fuel
Total complaints
232
this model year
Fires reported
4
owner-reported
Recall campaigns
12
3 crashes · 5 injuries

Complaints by component

POWER TRAIN110 · 47%
ENGINE55 · 24%
UNKNOWN OR OTHER28 · 12%
ELECTRICAL SYSTEM23 · 10%
VISIBILITY13 · 6%
FUEL/PROPULSION SYSTEM10 · 4%

The years either side

2010
33%
17 of 58
2011
49%
34 of 71
2012
69%
77 of 118
2013
60%
52 of 92
2014
62%
38 of 72
2015
43%
68 of 164
2016
36%
75 of 215
2017
30%
101 of 356
2018
71%
240 of 373
2019
80%
310 of 489
2020
76%
281 of 407
2021
71%
162 of 232
2022
25%
26 of 112
2023
28%
17 of 64

Manufacturers fix things mid-generation. A bad year next to a clean one is common; the fix usually arrived in between.

Cleaner alternatives

Same car, a better year

The percentage is each model year's drivetrain complaint share. No elevated signal describes the model year, not any one car; a well-kept example of a flagged model can still be the right buy, and any of these still needs an inspection.

What owners reported

POWER TRAIN,SEAT BELTS03/13/20232 INJURED
Daily the automatic transmission will erratically and forcefully downshift at highway speed. When changing Driving Modes the transmission display on the dash has numbers disappear and the transmission downshifts with great force which has lead to injuries. After sitting for more than a few hours the transmission will n…
POWER TRAIN,ELECTRICAL SYSTEM,ENGINE09/10/2026
VIN):[XXX]/Make/Model: 2021 Ford Expedition XLTCurrent Mileage: Approx. 150,000 milesLocation: [XXX] of the Safety Defect:El vehículo presenta un defecto de seguridad crítico y extremo en el tren motriz que pone en riesgo inminente la vida de los ocupantes y de terceros en la vía pública. En dos ocasiones distintas dur…
POWER TRAIN09/08/2026
While trying to pull out of a residential neighborhood onto a state highway (45 mph speed limit), the vehicle refused to accelerate. The transmission couldn't engage into gear and the vehicle struggled to gain momentum. After letting off of the accelerator pedal, and then applying the accelerator again, the transmissio…

Three of 162 drivetrain complaints. The full report shows more, with quotes about the engine in the car you are looking at first.

Recall campaigns on this model year (12)

AIR BAGS:SENSOR:SIDE IMPACT
Ford Motor Company (Ford) is recalling certain 2022 Super Duty F-250, F-350, 2021 F-150, Expedition, and Lincoln Navigator vehicles. The front-door side impact pressure …
VISIBILITY:WINDSHIELD WIPER/WASHER:LINKAGES
Ford Motor Company (Ford) is recalling certain 2020-2021 F-150, Expedition, 2020-2022 Super Duty F-250, F-350, F-450, F-550, and 2020-2021 Lincoln Navigator vehicles. Th…
ENGINE
Ford Motor Company (Ford) is recalling certain 2021 Expedition and Lincoln Navigator vehicles. An engine compartment fire may occur while driving or parked, even with th…

This does not say whether a particular car has an open, unrepaired recall. That depends on the VIN.

Before you buy a 2021 Ford Expedition

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Experimental model-level information. This is not a vehicle inspection, vehicle-history report, financial advice or purchase recommendation. It describes patterns across a model year, not the condition of any individual vehicle. Combined across 2 body styles NHTSA files separately.