Sunroof Control Module Software Glitch

A software recall addressed the potential for the sunroof to continue closing after the ignition was turned off or the vehicle locked. This is a software-related issue. Estimated repair cost: $100 - $300.

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2021 BMW M235i Maintenance guide

Name: Maintenance dataset for 2021 BMW M235i
Creator: Carfocal

v1.0Updated Jun 4, 2026Ryan Davis4 Sources Analyzed

MAINTENANCE SUMMARY

The 2021 BMW M235i, with a 'Good' reliability verdict, requires diligent attention to its seat belt retractors due to multiple safety recalls. Proactive inspection beyond recall scope is advised.

View Critical Issue: Seat Belt Retractor Malfunction

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Reliability Score

Est. Annual Maintenance Cost

$300 - $500

TSBs & Recalls

0 TSBs | 5 Recalls

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Key Takeaways

Reliability is rated 'Good', with no logged owner complaints.
Multiple safety-critical recalls focus on seat belt systems.

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Critical service intervals

Common failure analysis

Symptoms and prevention guidance