Exterior Lighting Recall

Incorrect replacement left rear taillight assemblies installed, leading to non-compliance with FMVSS 108. This recall has been addressed by BMW. Estimated repair cost: Covered by recall.

Electric water pumps are known to fail, typically between 60,000 and 100,000 miles, leading to engine overheating and potential severe damage. Estimated repair cost: $700 - $1,500.

Leaks can develop from various components including hoses, radiator, and water pump. Estimated repair cost: $400 - $800.

Leaks can occur from valve cover gaskets, intake manifold, and PCV plate. Estimated repair cost: $600 - $1,200.

Power Steering Hose Failure

Power steering hoses can develop leaks over time. Estimated repair cost: $500 - $1,000.

CARFOCALvehicle research

2015 BMW 740i Maintenance guide

Name: Maintenance dataset for 2015 BMW 740i
Creator: Carfocal

v1.0Updated May 30, 2026Ethan Miller4 Sources Analyzed

MAINTENANCE SUMMARY

The 2015 BMW 740i presents a mixed maintenance profile. The most significant concern highlighted by owner complaints is a potential for catastrophic engine failure due to water ingestion through the front bumper intake, a risk particularly relevant in wet conditions.

View Critical Issue: Engine Water Ingestion

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Reliability Score

Est. Annual Maintenance Cost

Not available

TSBs & Recalls

128 TSBs | 1 Recalls

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Key Takeaways

The primary mechanical concern is the engine's vulnerability to water ingestion, potentially leading to catastrophic failure. Owners in wet climates should be particularly cautious.
A recall for exterior lighting (incorrect rear taillight assemblies) was issued, but this has been addressed.

4 more takeaways unlock below

Critical service intervals

Common failure analysis

Symptoms and prevention guidance

2015 BMW 740i Maintenance guide

v1.0Updated May 30, 2026Ethan Miller4 Sources Analyzed

MAINTENANCE SUMMARY

View Critical Issue: Engine Water Ingestion

Subscribe to Recall Alerts Subscribe to Recall Alerts

Reliability Score

Est. Annual Maintenance Cost

Not available

TSBs & Recalls

128 TSBs | 1 Recalls

CarFocal account required

Unlock the Full 2015 BMW 740i Maintenance Guide

Create a free account to reveal the full service schedule, repair costs, and deeper diagnostic data.

Key Takeaways

The primary mechanical concern is the engine's vulnerability to water ingestion, potentially leading to catastrophic failure. Owners in wet climates should be particularly cautious.
A recall for exterior lighting (incorrect rear taillight assemblies) was issued, but this has been addressed.

4 more takeaways unlock below

Critical service intervals

Common failure analysis

Symptoms and prevention guidance