Oil leaks can develop from the valve covers or oil pan gasket over time, particularly as the vehicle ages and seals degrade. Estimated repair cost: $300 - $800.

Leaks from the radiator, hoses, or water pump can lead to overheating and potential engine damage if not addressed promptly. Estimated repair cost: $400 - $1000.

Infotainment System Glitches

Some owners report occasional issues with the infotainment system, such as freezing or unresponsiveness, often related to software or module failures. Estimated repair cost: $200 - $700.

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2012 Infiniti M37 Maintenance guide

Name: Maintenance dataset for 2012 Infiniti M37
Creator: Carfocal

v1.0Updated Jun 4, 2026Ethan Miller4 Sources Analyzed

MAINTENANCE SUMMARY

The 2012 Infiniti M37, with a 7.5 LLM reliability score and a 'Good' verdict, presents a generally sound ownership proposition. However, 49 Technical Service Bulletins (TSBs) suggest potential for non-critical but costly issues, necessitating proactive inspection of systems like powertrain and electronics.

View Critical Issue: Coolant Leaks

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Reliability Score

Est. Annual Maintenance Cost

$400 - $800

TSBs & Recalls

49 TSBs | 0 Recalls

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Key Takeaways

The 2012 Infiniti M37 has a 'Good' reliability verdict with no recalls or complaints logged.
A significant number of Technical Service Bulletins (49) suggest potential for non-critical but costly issues.

2 more takeaways unlock below

Critical service intervals

Common failure analysis

Symptoms and prevention guidance