N63 Engine: Oil Consumption and/or Rough Running Complaints

Bulletin number

110712

Component

Engine and engine cooling

Summary

N63 Engine: Oil Consumption and/or Rough Running Complaints. The vehicle may consume engine oil above the permissible specification, and may run rough at times. White or blue smoke may also be seen exiting the exhaust system. CAUSE The construction material of the crankcase ventilation connection lines and vent pipes may become brittle from engine compartment temperatures.

Owners of these vehicles have filed 913 complaints in the engine category.