AutoUtility currently tracks 121 official NHTSA owner defect complaints for the 2020 Subaru Legacy. Visibility, Wipers & Glass issues are the most frequently reported category, appearing in 66 complaints (54.5% of submitted records). Among these NHTSA complaint records, 1 filing cites a crash, 1 cites a fire, 1 reports one or more injuries.
Factual proportion of owner complaints categorized by automotive subsystem in NHTSA records
66 owner complaints submitted to NHTSA ODI for this subsystem.
15 owner complaints submitted to NHTSA ODI for this subsystem.
10 owner complaints submitted to NHTSA ODI for this subsystem.
7 owner complaints submitted to NHTSA ODI for this subsystem.
Specific mechanical, electrical, and driver-assist defect symptoms identified via deterministic narrative analysis
3 complaint narratives describe this symptom.
Representative defect filings submitted by owners to the NHTSA Office of Defects Investigation
"While driving there is a loss of power, the battery fails, electronic components shut down and car stops. Has happened intermittently. Replaced battery. This is a significant safety issue happened on freeway near exit ramp, in parking lot in driveway, everything cuts out. Opened hood and seems to..."
"Driver's seat structurally unstable due to factory-installed welded nut shearing off the seat rail anchor at approximately 32,000 miles. Confirmed by Napleton Subaru technician on video. Physical component in owner's possession. Failure is consistent with prior Subaru seat rail weld recalls. This..."
"The contact owns a 2020 Subaru Legacy. The contact stated that during inclement weather, the front driver and front passenger’s side power windows failed to automatically roll up as intended. The contact was forced to hold the power window button to slowly roll the windows up. The vehicle was taken..."
"One hour into traveling on the highway smoke began to come from under the hood so we pulled off to the side of the road. Upon opening the hood, after the smoke cleared, a fire was observed. At that point the passengers exited the vehicle and called 911. There was no warning lights or sounds..."
"Power window driver side intermittently fails to function, leaving window partly or completely open. This is an ongoing problem. Often I have to restart the car to get the window to operate properly. Difficult to drive when weather conditions change suddenly and window won’t close."
Reported defect complaint volume across sibling model years (2015–2025)
| Model Year | NHTSA Complaints | Crash Reports | Safety Recalls | Detailed Report |
|---|---|---|---|---|
| 2015 Subaru Legacy | 159 | 15 | 3 | View 2015 Problems → |
| 2016 Subaru Legacy | 146 | 9 | 3 | View 2016 Problems → |
| 2017 Subaru Legacy | 118 | 10 | 2 | View 2017 Problems → |
| 2018 Subaru Legacy | 117 | 7 | 3 | View 2018 Problems → |
| 2019 Subaru Legacy | 123 | 2 | 3 | View 2019 Problems → |
| 2020 Subaru Legacy Current Page | 121 | 1 | 6 | Current |
| 2021 Subaru Legacy | 31 | 0 | 3 | View 2021 Problems → |
| 2022 Subaru Legacy | 32 | 3 | 2 | View 2022 Problems → |
| 2023 Subaru Legacy | 10 | 2 | 2 | View 2023 Problems → |
| 2024 Subaru Legacy | 16 | 0 | 0 | View 2024 Problems → |
| 2025 Subaru Legacy | 6 | 0 | 0 | View 2025 Problems → |
Complete distribution of consumer defect reports across all 25 granular NHTSA system and subsystem classifications
| Vehicle Component / System | Total Complaints | Crash Reports | Fire Reports | Injury Entries | Fatality Entries |
|---|---|---|---|---|---|
| Visibility & Wipers NHTSA category: VISIBILITY/WIPER | 50 | 0 | 0 | 0 | 0 |
| Other / Uncategorized NHTSA category: UNKNOWN OR OTHER | 20 | 0 | 0 | 0 | 0 |
| Electrical System NHTSA category: ELECTRICAL SYSTEM | 9 | 0 | 0 | 0 | 0 |
| Visibility / Glass NHTSA category: VISIBILITY | 9 | 0 | 0 | 0 | 0 |
| Powertrain NHTSA category: POWER TRAIN | 6 | 0 | 0 | 0 | 0 |
| UNKNOWN OR OTHER,VISIBILITY/WIPER | 4 | 0 | 0 | 0 | 0 |
| Vehicle Speed Control NHTSA category: VEHICLE SPEED CONTROL | 3 | 1 | 0 | 1 | 0 |
| ELECTRICAL SYSTEM,ENGINE | 2 | 0 | 1 | 0 | 0 |
| Service Brakes NHTSA category: SERVICE BRAKES | 2 | 0 | 0 | 0 | 0 |
| Air Bags NHTSA category: AIR BAGS | 1 | 0 | 0 | 0 | 0 |
| BACK OVER PREVENTION,FORWARD COLLISION AVOIDANCE | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,FORWARD COLLISION AVOIDANCE,LANE DEPARTURE | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,UNKNOWN OR OTHER | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,VEHICLE SPEED CONTROL,FORWARD COLLISION AVOIDANCE | 1 | 0 | 0 | 0 | 0 |
| Engine NHTSA category: ENGINE | 1 | 0 | 0 | 0 | 0 |
| EXTERIOR LIGHTING | 1 | 0 | 0 | 0 | 0 |
| Forward Collision Avoidance NHTSA category: FORWARD COLLISION AVOIDANCE | 1 | 0 | 0 | 0 | 0 |
| Fuel & Propulsion System NHTSA category: FUEL/PROPULSION SYSTEM | 1 | 0 | 0 | 0 | 0 |
| POWER TRAIN,ENGINE | 1 | 0 | 0 | 0 | 0 |
| Seats & Restraints NHTSA category: SEATS | 1 | 0 | 0 | 0 | 0 |
| STEERING,ELECTRICAL SYSTEM,UNKNOWN OR OTHER | 1 | 0 | 0 | 0 | 0 |
| STRUCTURE,VISIBILITY/WIPER,FORWARD COLLISION AVOIDANCE | 1 | 0 | 0 | 0 | 0 |
| Tires NHTSA category: TIRES | 1 | 0 | 0 | 0 | 0 |
| VISIBILITY/WIPER,FORWARD COLLISION AVOIDANCE | 1 | 0 | 0 | 0 | 0 |
| VISIBILITY/WIPER,LANE DEPARTURE,FORWARD COLLISION AVOIDANCE | 1 | 0 | 0 | 0 | 0 |
Cross-reference safety recalls, crash test safety ratings, and EPA fuel economy for this model year
Key performance indicators, EPA fuel economy specs, powertrain variants, and summary ratings.
Official recall campaigns, safety defect descriptions, and manufacturer free remedy instructions.
NHTSA 5-Star NCAP crash test results, driver assistance systems, and rollover resistance ratings.
EPA fuel economy ratings, electric range, and annual energy cost benchmarks.
Direct, deterministic answers synthesized from verified United States government databases for the 2020 Subaru Legacy
In official NHTSA consumer records, the most frequently cited issue area for the 2020 Subaru Legacy is Visibility, Wipers & Glass, appearing in 66 records (54.5% of submitted filings).
Secondary reported categories include Electrical System (15) and Driver Assistance & Safety Tech (10).
AutoUtility does not issue subjective reliability scores or commercial ratings. In official United States government records, NHTSA tracks 121 consumer defect complaints and 6 safety recall campaigns for the 2020 Subaru Legacy.
Reviewing documented component complaint distributions, recall remedy notices, and active federal investigations provides an objective, evidence-based view of the vehicle's historical safety and defect record.
Among consumer complaint records on file with NHTSA for the 2020 Subaru Legacy, 1 filing cites a crash, 1 cite smoke or fire, and 1 report one or more injuries.
Incident entries represent consumer descriptions at the time of submission to federal authorities and do not establish mechanical causation or legal liability.
The complaint records on this page are retrieved directly from the NHTSA Office of Defects Investigation (ODI) public database under 49 CFR Part 576.
Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.