subject: What Does Blue Smoke from Exhaust Mean? [print this page] There is another reason of blue smoke that comes out the exhaust, however this is only applicable when your car has turbo charger. Turbo charger have seals that gone bad, in this case the seals of the turbo charger leak and causes the oil to reach the exhaust system, the oil will then smoke when it get contact with the exhaust system component that is hot. The smoke that produce will comes out the exhaust, this the blue smoke that you see from the tail pipe.
