The complex V8 twin-turbo engine's cooling system, with its numerous hoses and sensors, can be prone to leaks as the vehicle ages. Common culprits include the water pump, thermostat housing, and various coolant hoses. Estimated repair cost: $800 - $2,500+.

Ignition System Failures

The V8 engine's ignition coils and spark plugs can degrade over time, leading to misfires and reduced engine performance. This is a common wear item on high-performance engines. Estimated repair cost: $500 - $1,200.

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2017 BMW 750i, B7 Maintenance guide

Name: Maintenance dataset for 2017 BMW 750i, B7
Creator: Carfocal

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

MAINTENANCE SUMMARY

The 2017 BMW 750i, B7 presents a strong initial reliability profile with zero recalls and complaints, but its inherent complexity suggests potential for costly repairs as it ages, particularly concerning the V8 twin-turbo engine's cooling and ignition systems, as well as advanced electronics. Regular preventative maintenance is crucial for mitigating these risks.

View Critical Issue: Electronic Module Failures

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Reliability Score

Est. Annual Maintenance Cost

$700 - $1,200

TSBs & Recalls

0 TSBs | 0 Recalls

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Key Takeaways

Zero recalls and zero complaints reported to NHTSA suggest strong initial reliability.
The vehicle's high complexity, particularly the V8 twin-turbo engine and advanced electronics, points to potential for costly future repairs.

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Critical service intervals

Common failure analysis

Symptoms and prevention guidance