2020 Subaru Legacy
Common Problems
Ranked from 73 federal NHTSA complaints and 2 recalls. Every problem links to the complaint IDs behind it.
5 Common Problems
Ordered by how often owners reported each one to NHTSA. The bar shows how common a problem is relative to the most-reported on this vehicle. Expand any problem to see the federal complaint IDs.
- 1
Windshield spontaneous cracking
52complaintsHigh severityOtherThe windshield spontaneously cracks without any apparent cause or impact.
- 2
Battery issues leading to complete discharge
20complaintsMedium severityElectricalThe battery discharges completely, causing the vehicle to fail to start and requiring jump starts.
- 3
Electrical system failures causing vehicle shutdown
8complaintsHigh severityElectricalThe vehicle experiences unexpected shutdowns and requires jump starts.
$150–$1,200est. stalling / shutdown diagnosis + repair · 1–5 hrs laborGet local quotes - 4
Engine overheating and failure
2complaintsHigh severityEngineThe engine overheats due to a faulty thermo control valve, potentially leading to engine damage and fire.
$150–$1,200est. cooling-system diagnosis + repair · 1–6 hrs laborGet local quotes - 5
Transmission issues leading to vehicle acceleration
2complaintsHigh severityTransmissionThe continuously variable transmission (CVT) chain may slip or break, causing the vehicle to accelerate uncontrollably.
$200–$2,500est. drivetrain diagnosis + repair · 1–8 hrs laborGet local quotesRelated recalls: 21V955000, 22V485000
Other years & sources
Data source: U.S. National Highway Traffic Safety Administration (NHTSA) owner complaints and recalls. Problems are clustered and ranked from the complaint record; occurrence counts reflect corroborating complaints, not total incidence. Vehicle image is illustrative. Repair-cost figures are typical U.S. independent-shop ranges (parts + labor) for the class of repair shown — actual quotes vary by region, engine, and diagnosis; always confirm with a local shop.