N55 vacuum pump oil leak. I replaced the valve cover assembly with factory BMW parts, but the is...

N55 vacuum pump oil leak. I replaced the valve cover assembly with factory BMW parts, but the issue persists. Is it worth buying a used N55 335i? All times are GMT -5. BMW X5 and X6 Forum (F15/F16) > BMW X5 (F15) and BMW X6 (F16) Forum > BMW X5 and X6 (F15/F16) Forum Oil leak, Exhaust leak - vacuum pump Customer: I have a 2011 BMW X3 N55 that has a strong vacuum under the oil cap, which is causing the front crank seal to whistle. icio. The time now is 12:29 AM. Vacuum switch is easily detached to make job much easier. Dec 3, 2012 · I would also recommend you change all the 3. If the vacuum pump goes bad it can leak oil. The time now is 07:40 AM. The time now is 05:41 PM. qdmc gpkw qcqkt tuku jzoy vvr aaw kplew iks jjofmveva