The E83 X3 — the first X3 — with the M54 six (pre-2006), the later N52 six, and M47/M57 diesels, all xDrive. The M54's plastic cooling components are the usual watch-point. Editorial summary, not a reliability rating; per-configuration facts below.
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Filtered: M47 · 2.0L diesel (M47).
Known issues
Sorted by severity. Tap an issue to reveal its symptom, repair and what to check.
Engines & reliability
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Pre-purchase checklist
Maintenance
Key service intervals — vary by engine and driving conditions.