2018 BMW 330i Maintenance guide
v1.0Updated Ryan Davis4 Sources Analyzed1 Critical Recalls
The 2018 BMW 330i presents an average reliability profile, marked by a critical recall for a faulty crankshaft sensor and a high TSB count. Owners should prioritize ensuring the crankshaft sensor recall is addressed and remain vigilant for engine stalling or rough idling.
Reliability Score
Est. Annual Maintenance Cost
$1,000 - $1,500 (including gas, insurance, and initial maintenance)
TSBs & Recalls
21 TSBs | 1 Recalls
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Key Takeaways
- Average reliability rating with a notable recall for crankshaft sensor issues.
- High TSB count indicates a need for vigilant preventative maintenance.
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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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