The complex cooling system, including plastic components and seals, can be prone to leaks over time. This is a common area addressed by TSBs, often related to the water pump, thermostat housing, or coolant expansion tank. Estimated repair cost: $500 - $1,500.

Ignition Coil and Spark Plug Issues

Misfires can occur due to failing ignition coils or worn spark plugs. These are relatively common maintenance items on turbocharged engines and are often addressed in TSBs related to engine performance and drivability. Estimated repair cost: $600 - $1,200.

CARFOCALvehicle research

2013 BMW 640i Maintenance guide

Name: Maintenance dataset for 2013 BMW 640i
Creator: Carfocal

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

MAINTENANCE SUMMARY

The 2013 BMW 640i, with its 3.0L 6-cylinder engine and S8 automatic transmission, presents an average reliability profile. Owners should prioritize regular maintenance, as the high TSB count (216) suggests potential for minor electrical and drivability issues.

View Critical Issue: Turbocharger System Issues

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Reliability Score

Est. Annual Maintenance Cost

$1,200 - $2,000

TSBs & Recalls

216 TSBs | 0 Recalls

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Key Takeaways

The 2013 BMW 640i has an average reliability rating, with a high number of Technical Service Bulletins (TSBs) indicating potential issues.
Key maintenance includes regular oil changes with synthetic oil and timely fluid flushes for brakes and transmission.

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Critical service intervals

Common failure analysis

Symptoms and prevention guidance