2021 BMW M440i Maintenance guide
v1.0Updated Daniel Wilson4 Sources Analyzed2 Critical Recalls
The 2021 BMW M440i, with an average reliability score of 6.5, requires diligent maintenance focusing on its premium fuel, 6-cylinder, 3.0L engine and 8-speed automatic transmission. Owners should be aware of 10 recall campaigns, primarily concerning seat belts, electrical systems, and airbags, which indicate potential systemic quality issues requiring proactive dealership attention.
Reliability Score
Est. Annual Maintenance Cost
$300 - $500
TSBs & Recalls
0 TSBs | 10 Recalls
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Key Takeaways
- Proactive attention to recall campaigns, especially those affecting safety systems like airbags and seat belts, is essential.
- Regular oil changes with the correct synthetic oil specification are critical for engine longevity.
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Critical service intervals
Common failure analysis
Symptoms and prevention guidance
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MethodologyHow we score →
Scores are derived from NHTSA recalls and owner complaints, normalized by vehicle segment averages.
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