Ignition Coil Failure

Individual ignition coils can fail, leading to misfires and reduced engine performance. This is a common issue across many BMW models. Estimated repair cost: $400 - $800.

Plastic components in the cooling system, such as the expansion tank and hoses, can become brittle and crack over time, leading to coolant leaks. Overheating can cause severe engine damage. Estimated repair cost: $500 - $1500.

The oil pan gasket can degrade over time, leading to oil leaks. This requires dropping the oil pan for replacement. Estimated repair cost: $600 - $1100.

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2013 BMW 550i Maintenance guide

Name: Maintenance dataset for 2013 BMW 550i
Creator: Carfocal

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

MAINTENANCE SUMMARY

The 2013 BMW 550i presents an average reliability profile, with a significant number of Technical Service Bulletins (TSBs) suggesting potential for unaddressed issues. Owners should prioritize proactive inspection of the cooling system, ignition system, and electronics due to the high TSB volume.

View Critical Issue: Cooling System Leaks

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Reliability Score

Est. Annual Maintenance Cost

$1,000 - $1,800

TSBs & Recalls

259 TSBs | 1 Recalls

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Key Takeaways

Proactive inspection of the cooling system, ignition components, and electronics is advised due to a high TSB count.
Regular oil changes with 5W-30 synthetic oil are essential.

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Critical service intervals

Common failure analysis

Symptoms and prevention guidance