oil smell comes through vent when car warms up
Can smell burning smell through vents have know oil leaks on top don't see
leak on bottom changed gaskets out and sprayed engine off to kill smell it
The common culprit is the valve cover gasket, did you replace it? Also check the OFHG. Residual oil will take some time to burn off.
Probably valve cover gasket.
Search BMW 3 Series Questions
BMW 3 Series Experts
Related Models For Sale
Used Cars For Sale