Spontaneous cracking of the windshield glass, often without apparent impact, is a frequently reported issue. This can originate from the edges or base and may be exacerbated by temperature fluctuations or defroster use. The problem suggests potential defects in glass material or installation. Estimated repair cost: $400 - $800.

Electrical System Issues

Complaints frequently cite problems with the electrical system, including infotainment system crashes, freezing, and battery drain. These issues can lead to the disabling of safety features such as EyeSight and adaptive cruise control. Estimated repair cost: $150 - $500.

Fuel Pump Failure (Recall)

A recall addresses potential failure of the fuel pump, which could lead to engine stall. This is a critical component failure that requires immediate attention if indicated by a recall notice. Estimated repair cost: $0 (Recall).

CARFOCALvehicle research

2020 Subaru Legacy Maintenance guide

Name: Maintenance dataset for 2020 Subaru Legacy
Creator: Carfocal

v1.0Updated May 30, 2026Ethan Miller4 Sources Analyzed13 Critical Recalls

MAINTENANCE SUMMARY

The 2020 Subaru Legacy demands attention to its spontaneous windshield cracking and electrical system instability, which can affect safety features. Owners must prioritize regular inspections of the windshield and monitor for infotainment glitches or battery drain.

View Critical Issue: Powertrain Issues (Recalls)

Subscribe to Recall Alerts Subscribe to Recall Alerts

Reliability Score

Est. Annual Maintenance Cost

$1,000 - $1,500

TSBs & Recalls

94 TSBs | 51 Recalls

CarFocal account required

Unlock the Full 2020 Subaru Legacy Maintenance Guide

Create a free account to reveal the full service schedule, repair costs, and deeper diagnostic data.

Key Takeaways

Windshield Cracking: A prevalent issue requiring vigilant inspection and potential replacement.
Electrical System Instability: Infotainment and battery drain issues can impact safety features.

3 more takeaways unlock below

Critical service intervals

Common failure analysis

Symptoms and prevention guidance