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2018 Subaru Legacy problems: engine and transmission complaints and recalls

NO ELEVATED SIGNAL
13%
15 of 117 relevant owner complaints are about the engine, transmission or fuel system

No elevated drivetrain complaint concentration in the available NHTSA records for the 2018 Subaru Legacy. Engine, transmission and fuel system account for 13% of relevant complaints.

Better than 95% of the 1,790 model years we track (2010–2023).

NHTSA data checked October 17, 2026
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The VIN is on the listing, the driver’s door jamb, and the bottom of the windshield on the driver’s side.

Does the 2018 Subaru Legacy have engine or transmission problems?

Not as a pattern, going by owner complaints. 15 of 117 relevant complaints filed with NHTSA about the 2018 Subaru Legacy concern the engine, transmission or fuel system (13%). For comparison, the 2017 scores 10% and the 2019 scores 9%. 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
15
engine, transmission, fuel
Total complaints
117
this model year
Fires reported
1
owner-reported
Recall campaigns
3
7 crashes · 1 injuries

Complaints by component

ELECTRICAL SYSTEM40 · 34%
UNKNOWN OR OTHER29 · 25%
VISIBILITY/WIPER25 · 21%
ENGINE10 · 9%
FUEL/PROPULSION SYSTEM8 · 7%
VISIBILITY8 · 7%

The years either side

2010
65%
73 of 150
2011
54%
68 of 167
2012
66%
50 of 90
2013
64%
32 of 66
2014
29%
10 of 53
2015
31%
46 of 159
2016
15%
21 of 147
2017
10%
11 of 119
2018
13%
15 of 117
2019
9%
11 of 123
2020
9%
11 of 121
2021
21%
5 of 31
2022
3%
1 of 33
2023
too few complaints

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

In the full report

The rest of the picture on the 2018 Subaru Legacy

What one owner reported

SUSPENSION,POWER TRAIN,VISIBILITY/WIPER08/27/2026
Following an engine-out service at an authorized dealer (Bill Kolb Jr. Subaru), a primary powertrain mounting bolt was left unthreaded by approximately 1 inch, creating an undetected 8,000-mile safety hazard that resulted in extensive drivetrain and suspension component failures. Subsequently, during a diagnostic inspe…

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

Are there engine or transmission recalls on the 2018 Subaru Legacy?

Yes. NHTSA lists 1 recall campaign on the 2018 Subaru Legacy involving the engine, transmission or fuel system, out of 3 in total. A recall is the manufacturer admitting a defect and paying to fix it; whether a specific car still has one open depends on its VIN, which the full report checks. The owner complaints above are a separate record and often point at problems that never became a recall.

fuel system, gasoline: delivery: fuel pump21V587000 · Jul 2021

Subaru of America, Inc. (Subaru) is recalling certain 2019-2020 Ascent, 2018 Forester, 2018-2020 Impreza, Legacy, Outback, 2018-2019 BRZ, WRX, and Toyota 86 vehicles. The low-pressure fuel pump inside the fuel tank may fail.

Risk: Fuel pump failure can cause an engine stall while driving, increasing the risk of a crash.

Fix: Dealers will replace the low-pressure fuel pump, free of charge. Owner notification letters were mailed September 24, 2021. Subaru and Toyota owners may call customer service at 1-844-373-6614. Subaru's number for…

2 other recalls on this model year (airbags, lighting, brakes and the rest)
visibility: rearview mirrors/devices18V935000 · Dec 2018
Subaru of America, Inc. (Subaru) is recalling certain 2018 Legacy, Outback, and BRZ vehicles. In the affected vehicles, a software issue may cause the audio display system to not initialize,…
electrical system: software18V773000 · Nov 2018
Subaru of America, Inc. (Subaru) is recalling certain 2018 Subaru Legacy and Outback vehicles. Due to a software error, the low fuel warning light may not illuminate at the intended remaining fuel…

Source: NHTSA recall campaigns filed against this year, make and model. Checked October 17, 2026.

Checking one particular 2018 Subaru Legacy? 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.

Get a history report from EpicVIN Before you pay: EpicVIN’s $1 offer is a 3-day trial (up to 5 reports) that renews at $49.99 a month unless you cancel. Other plans are listed under “View all our packages” at checkout. We may earn a commission if you buy through this link. It does not change what this page reports.

Questions people ask about the 2018 Subaru Legacy

Does the 2018 Subaru Legacy have engine or transmission problems?

Not as a pattern, going by owner complaints. 15 of 117 relevant complaints filed with NHTSA about the 2018 Subaru Legacy concern the engine, transmission or fuel system (13%). It describes the model year, not any one car, so an inspection still matters.

Are there engine or transmission recalls on the 2018 Subaru Legacy?

Yes. NHTSA lists 1 recall campaign on the 2018 Subaru Legacy involving the engine, transmission or fuel system, out of 3 in total: 21V587000 (fuel system, gasoline: delivery: fuel pump). Whether a specific car still has one open depends on its VIN.

Which Subaru Legacy years are better?

Among the Subaru Legacy years we track, the 2022 (3%), the 2019 (9%) and the 2020 (9%) have a lower engine and transmission complaint share than the 2018 (13%). Manufacturers fix things mid-generation, so the year before or after can be a different car.

Should I buy a 2018 Subaru Legacy?

That depends on the car in front of you, not just the model year. The 2018 Subaru Legacy shows no elevated engine or transmission pattern in owner complaints, which is a good starting point. It is still one car with its own history, so get an independent pre-purchase inspection and a vehicle history report before you commit.

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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.