2018 BMW 640i Maintenance guide
v1.0Updated Ethan Miller4 Sources Analyzed1 Critical Recalls
The 2018 BMW 640i presents an average reliability profile with a 6.5 LLM score, featuring 2 recalls and 74 TSBs. Key maintenance focus should be on ensuring recall completion, particularly the engine stall risk related to crankshaft sensor firmware, and proactive inspection of engine management and electronic systems due to the high TSB count.
Reliability Score
Est. Annual Maintenance Cost
$500 - $800
TSBs & Recalls
74 TSBs | 2 Recalls
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Key Takeaways
- Average reliability with 74 TSBs indicates potential for various component issues.
- Critical recall for engine stall risk requires immediate attention.
2 more takeaways unlock below
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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