Quote:
Originally Posted by MRM335xi
I have had the drivetrain malfunction warning a couple times and I finally took it to the dealership last week. They said it was a faulty O2 sensor and ordered the part. its being replaced tomorrow. 2013 335i xdrive 6-speed with 7K miles
I will give updates when I get my car back
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So the update...They replaced the O2 sensor and all is good after two weeks.