BMW M2 F87 — Reliability
Reliability Summary
Best engine
N55 — 76/100
ACCEPTABLE
Worst engine
S55 — 65/100
CAUTION
Average reliability
70/100
Engine Comparison
| Engine | Reliability Score | Verdict |
|---|---|---|
|
N55
3.0L Turbo I6 |
76/100 | ACCEPTABLE |
|
S55
3.0L Twin-Turbo M I6 |
65/100 | CAUTION |
Engines in this model
Known Issues Across All Engines
| Issue | Engine | Severity |
|---|---|---|
| Electric water pump failure | N55 | high |
| Valve cover gasket oil leak | N55 | moderate |
| Oil filter housing gasket (OFHG) leak | N55 | moderate |
| Plastic charge pipe crack | N55 | moderate |
| Coolant pipe / banjo bolt seals | N55 | minor |
| Crankshaft hub failure — pre-2016 production | S55 | critical |
| Rod bearing wear — M-car maintenance required | S55 | critical |
| Turbo oil seal wear | S55 | moderate |
FAQ
Is the BMW M2 reliable?
The BMW M2 has 2 engine options with reliability scores ranging from 65/100 (CAUTION) to 76/100 (ACCEPTABLE). Average reliability: 70/100.
Which BMW M2 engine is most reliable?
The N55 is the most reliable engine in the BMW M2, scoring 76/100 (ACCEPTABLE).
What problems does the BMW M2 have?
Across all engine variants, the BMW M2 has 8 known issues. The most common are related to Electric water pump failure, Valve cover gasket oil leak, Oil filter housing gasket (OFHG) leak.