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#BS-2021-SUBLEG-2517

2021 Subaru Legacy

Based on reports from 42 owners and 3 recalls for this exact model.

Complaints
42
Crashes
0
Fires
0
Recalls
3
TSBs
411
✅

Preliminary Verdict

Green Light

Based on 42 complaints, 0 crashes, 0 fires, and 3 recalls.

See full verdict with buy/skip conditions

Top reported problems

1

windshield cracks easily

2 complaints • Severity 8/10

$X,XXX
2

ccu unit cockpit control unit doesnt work properly

1 complaints • Severity 8/10

$X,XXX
3

battery dead when car sits idle for 4 days

1 complaints • Severity 4/10

$X,XXX

Preview: What's in your full report

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Mechanic Inspection Checklist

!Check the AirbagsHIGH

6 owners reported airbags issues — failures commonly reported around 5K miles.

!Inspect the ElectricalMED
Look for symptoms of wear and premature failure
+ 6 more items in full checklistUnlock

30,000-Mile Cost Projection

Best Case

$X,XXX

Most Likely

$X,XXX

Worst Case

$X,XXX

Top cost driver: Airbags (6 reports).

Includes fuel costs, common repairs, and recall riskUnlock

Also in your report

Owner Intelligence

AI-synthesized themes from real complaints

Buyer Lot Checklist

Questions, test drive checks, walk-away triggers

Negotiation Talking Points

Data-backed dollar deductions

Buy / Skip Verdict

Final recommendation with conditions

10 sections total in the full reportUnlock all

Where the complaints fall

Other7 (17%)
Airbags6 (14%)
Electrical5 (12%)
Visibility5 (12%)
Collision Avoidance2 (5%)
Forward Collision Avoidance: Automatic Emergency Braking2 (5%)
Brakes2 (5%)
Drivetrain2 (5%)

2021 Subaru Legacy: Known Issues & Problem Areas

Airbags Issues

Airbags complaints account for 14% of all reports filed for the 2021 Subaru Legacy, with 6 owners filing complaints with NHTSA. The median mileage at time of complaint is 5,300 miles, suggesting issues tend to surface around the 5K-mile mark.

Electrical Issues

Electrical complaints account for 12% of all reports filed for the 2021 Subaru Legacy, with 5 owners filing complaints with NHTSA. Owners should pay attention to electrical-related symptoms during test drives and pre-purchase inspections.

Visibility Issues

Visibility complaints account for 12% of all reports filed for the 2021 Subaru Legacy, with 5 owners filing complaints with NHTSA. Owners should pay attention to visibility-related symptoms during test drives and pre-purchase inspections.

Collision Avoidance Issues

Collision Avoidance complaints account for 5% of all reports filed for the 2021 Subaru Legacy, with 2 owners filing complaints with NHTSA. Owners should pay attention to collision avoidance-related symptoms during test drives and pre-purchase inspections.

Data sourced from NHTSA owner complaints and community reports. The full report analyzes severity, repair costs, and failure patterns for each category.

Complaint trend by year

9
21
9
22
3
23
14
24
7
25

Complaints filed with NHTSA by year for the 2021 Subaru Legacy. Recent trend: decreasing.

Don't negotiate blind — know what this car costs to own

Repair costs • Negotiation scripts • Mechanic checklist • Buy/skip verdict

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Recall History (3 recalls)

22V485000Aug 2022

POWER TRAIN:DRIVELINE:CHAIN/BELT

Subaru of America, Inc. (Subaru) is recalling certain 2020-2021 Outback and Legacy vehicles. A programming error in the Transmission Control Unit (TCU) may allow the clutch to engage before the drive chain is completely clamped.

23V755000Jan 2024

POWER TRAIN:AUTOMATIC TRANSMISSION:PARK/NEUTRAL START INTERLOCK SWITCH

Subaru of America, Inc. is recalling certain model year 2021 Crosstrek, 2022 Forester, 2021-2023 Legacy, and Outback vehicles. An insufficient weld may allow water to enter the inhibitor switch, causing it to fail.

24V227000Feb 2025

AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION:FRONT PASSENGER

Subaru of America, Inc. (Subaru) is recalling certain 2020-2022 Outback and Legacy vehicles. A capacitor in the sensors for the Occupant Detection System (ODS) may crack and short circuit, which can prevent the front passenger air bag from deploying in a crash.

Recall severity analysis & seller scripts

The full report rates each recall's severity and gives you scripts for asking the seller about recall completion.

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The worst model year for the Subaru Legacy is the 2013 — worth knowing if you're cross-shopping years. The biggest problem area is engine.

2021 Subaru Legacy vs. Class Average (Large Cars)

This vehicle

42

Class avg

44

Complaint volume is roughly in line with other large cars vehicles from 2021.

Complaint counts correlate with sales volume — popular vehicles naturally generate more reports. The full report normalizes for this.

About this data

NHTSA Complaints

Federal database of owner-filed safety complaints. 42 records for this vehicle.

NHTSA Recalls

Manufacturer-issued safety recalls. 3 recalls found for this vehicle.

Repair Cost Data

Real-world repair costs from owner reports and independent databases.

Other Subaru Legacy Model Years

2026202520242023202220212020201920182017201620152014201320122011201020092008200720062005200420032002200120001999199819971996199519941993199219911990198919881987
View all Subaru Legacy years →

2021 Subaru Legacy: Frequently Asked Questions

What is the most common problem with the 2021 Subaru Legacy?
The most commonly reported issue with the 2021 Subaru Legacy is related to the airbags, with 6 complaints filed with NHTSA.
Is the 2021 Subaru Legacy reliable?
The 2021 Subaru Legacy has 42 complaints, 0 crash reports, and 0 fire reports filed with NHTSA. The full report analyzes whether these numbers indicate real risk or are proportional to the vehicle’s popularity.
How much does it cost to fix 2021 Subaru Legacy problems?
Repair costs vary by issue. The full BumperScan report includes detailed repair cost estimates (low/median/high) for every major issue, plus a 30,000-mile total cost of ownership projection.
Does the 2021 Subaru Legacy have any recalls?
Yes, the 2021 Subaru Legacy has 3 recalls on record. The full report includes recall severity analysis and scripts for asking the seller about recall completion.
What mileage do Subaru Legacy problems start?
Based on 5 complaints with mileage data, the median mileage at time of complaint is 5,300 miles. The highest concentration of reported issues occurs in the 0–30K mile range. The full report breaks down exactly which components fail at each mileage bracket.
What’s in the full report?
10 sections of AI analysis: severity-ranked issues, component scores (0-100), 30K-mile cost projection, failure timeline by mileage, recall details with seller scripts, owner sentiment analysis, mechanic checklist, buyer lot checklist, negotiation ammo with dollar figures, and a buy/skip verdict.
How is this different from free NHTSA data?
NHTSA gives you raw complaint text. BumperScan cross-references 2.1M+ complaints with community repair cost data, EPA fuel data, and recall records — then uses AI to synthesize it into actionable advice with dollar figures.
How is this different from Carfax?
Carfax is VIN-specific history ($45/report). BumperScan is model-level reliability intelligence — what problems this car is known for, what they cost, and whether you should buy it. Complementary, not competing.
What if the report isn’t useful?
100% money-back guarantee. If the report doesn’t help you make a more informed decision, we’ll refund you — no questions asked.
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10 sections of AI analysis based on 42 owner reports. Know before you buy.

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