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2021 Subaru Forester problems: engine and transmission complaints and recalls

NO ELEVATED SIGNAL
20%
41 of 207 relevant owner complaints are about the engine, transmission or fuel system

No elevated drivetrain complaint concentration in the available NHTSA records for the 2021 Subaru Forester. Engine, transmission and fuel system account for 20% of relevant complaints.

Better than 87% of the 1,790 model years we track (2010–2023).

NHTSA data checked October 3, 2026

The VIN is on the listing, the driver’s door jamb, and the bottom of the windshield on the driver’s side.

Does the 2021 Subaru Forester have engine or transmission problems?

Not as a pattern, going by owner complaints. 41 of 207 relevant complaints filed with NHTSA about the 2021 Subaru Forester concern the engine, transmission or fuel system (20%). For comparison, the 2020 scores 19% and the 2022 scores 18%. This describes the model year, not any one car: a well-maintained or already-repaired example can be fine, and a clean model year can still have a bad car in it.

Drivetrain complaints
41
engine, transmission, fuel
Total complaints
207
this model year
Fires reported
5
owner-reported
Recall campaigns
0
16 crashes · 8 injuries

Complaints by component

VISIBILITY/WIPER76 · 37%
UNKNOWN OR OTHER41 · 20%
ELECTRICAL SYSTEM33 · 16%
ENGINE32 · 15%
FORWARD COLLISION AVOIDANCE17 · 8%
POWER TRAIN14 · 7%

The years either side

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

How the 2021 compares with other Subaru Forester years

Of the 14 Subaru Forester years with enough complaints to score, the 2021 is the 6th-best on engine and transmission share (20%). The worst is the 2011 (65%), the best the 2023 (16%). By volume, the 2021 drew 207 complaints (41 drivetrain), against 600 for the 2020 and 98 for the 2022.

Subaru Forester years to avoid and best years →

In the full report

The rest of the picture on the 2021 Subaru Forester

  • The mileage where it happens. When owners of the 2021 Subaru Forester said the problem showed up, and the range most of them fell in.
  • Up to 15 owner reports, with the ones about your car's own engine first.
  • What to ask the seller and what to check on the test drive, for this car.
  • Two cars side by side, if you are deciding between them.

What one owner reported

POWER TRAIN,ENGINE03/12/2026CRASH4 INJURED
The contact owned a 2021 Subaru Forester. The contact stated that while driving at approximately 4 MPH and slowing to park, the vehicle accelerated on its own. The contact stated that the vehicle drove out of the parking lot and crashed into a wall. The contact stated that the air bags deployed and that the vehicle had…

One of 41 drivetrain complaints. The full report shows up to 15, with quotes about the engine in the car you are looking at first.

Checking one particular 2021 Subaru Forester? This page is about the model year. Accidents, title brands and odometer records belong to the individual car, and that is what a vehicle history report covers.

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Questions people ask about the 2021 Subaru Forester

Does the 2021 Subaru Forester have engine or transmission problems?

Not as a pattern, going by owner complaints. 41 of 207 relevant complaints filed with NHTSA about the 2021 Subaru Forester concern the engine, transmission or fuel system (20%). It describes the model year, not any one car, so an inspection still matters.

What is the most common problem with the 2021 Subaru Forester?

Going by NHTSA owner complaints, the most common problem filed against the 2021 Subaru Forester is visibility/wiper: 76 of 207 complaints (37%) name it, followed by electrical system (33) and engine (32). A complaint can name more than one component, so these overlap. Engine, transmission and fuel-system complaints together make up 20% of the relevant total.

Is the 2021 Subaru Forester reliable?

On the engine and transmission, nothing stands out: 20% of relevant complaints filed with NHTSA concern the drivetrain, below the 33% line where we call a signal elevated. That is better than 87% of the 1,790 model years we track. Among the 14 Subaru Forester years we score, it ranks 6th-best. Complaint data describes the model year, not one car, and it says nothing about trim, paint or electronics outside the drivetrain; an independent inspection still decides it.

Are there engine or transmission recalls on the 2021 Subaru Forester?

NHTSA lists no recall campaigns on the 2021 Subaru Forester.

Which Subaru Forester years are better?

Among the Subaru Forester years we track, the 2018 (16%), the 2023 (16%) and the 2019 (18%) have a lower engine and transmission complaint share than the 2021 (20%). Manufacturers fix things mid-generation, so the year before or after can be a different car. Every year side by side: https://thelanecheck.com/cars/subaru-forester

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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.