Recalls and complaints indicate a significant issue with fuel pumps, potentially leading to engine stalling or failure to start. This is a critical safety concern. Estimated repair cost: $350 - $500.

Owners report windshields cracking or chipping easily, sometimes without apparent cause. This can compromise visibility and the function of safety systems like EyeSight. Estimated repair cost: $400 - $600.

Some 2018 Legacy models exhibit higher-than-average engine oil consumption, potentially requiring frequent top-offs. Estimated repair cost: $50 - $150 (for oil top-ups).

2018 Subaru Legacy Maintenance guide

Name: Maintenance dataset for 2018 Subaru Legacy
Creator: Carfocal

v1.0Updated May 30, 2026Ethan Miller4 Sources Analyzed11 Critical Recalls

MAINTENANCE SUMMARY

The 2018 Subaru Legacy presents a mixed bag for potential owners, with a 'Below Average' reliability verdict stemming from significant recall activity and a high volume of owner complaints. The most pressing concerns revolve around the fuel system, specifically fuel pump failures, and widespread electrical system issues, including infotainment glitches, battery drain, and power loss.

View Critical Issue: Electrical System Failures

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Reliability Score

Est. Annual Maintenance Cost

$900 - $1,100

TSBs & Recalls

122 TSBs | 13 Recalls

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Key Takeaways

The 2018 Subaru Legacy has a 'Below Average' reliability rating.
Frequent issues include electrical system failures (infotainment, battery drain), fuel pump problems, and windshield fragility.

3 more takeaways unlock below

Critical service intervals

Common failure analysis

Symptoms and prevention guidance