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Matt, Mechanical Engineer
Category: BMW
Satisfied Customers: 129
Experience:  BEng hons Mech engineering, in auto industry 22 years
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Vacuum sounding noise when driving bmwx5 on 2012, brings

Customer Question

vacuum sounding noise when driving bmwx5 on 2012 , brings engine light but no fault code present ! have carried out smoke test no leaks found,have replaced egr valve!
Assistant: Has your vehicle stalled? Has anyone run a diagnostic test to pull the trouble code?
Customer: no,and have had diagnostic test carried out
Assistant: What is the model of your '12 BMW?
Customer: xdrive 4.0
Assistant: Are you fixing your vehicle yourself? What have you tried so far?
Customer: yes,have replaced egr valve and carried out smoke test for air leaks
Assistant: Anything else you want the mechanic to know before I connect you?
Customer: have also done a back pressure check ok.
Submitted: 29 days ago.
Category: BMW
Expert:  sebastian manrique replied 28 days ago.

Hi, my name is***** your mechanic automotive expert, and I will be happy to assist you today. In some cases, I may need more information to assist better. I apologize for any delay.

I try to be here most weekdays and some weekends. If you respond and I do not respond back right away I will do so as soon as I can.
Dear customer do you have the error codes from the diagnostic test?
Do you have lost of power or any kind of fault?