blue smoke from exhaust lots of.miss fire as well on 1998 BMW 540i

soon as u start up clouds of smoke

by in Tacoma, WA on April 03, 2013
3 answers
ANSWER by on April 03, 2013
Sounds like valve seals. Engine oil in the top of the head will drain down the valve stem through a worn valve seal when the engine is off. Once you start the engine the oil in the combustion chamber will burn casuing smoke. This is not a cheap repair but you might try an oil conditioner product.
ANSWER by on April 03, 2013
sounds like you need diag and est as what is wrong and how much to repair could be several things
ANSWER by on August 07, 2015
this may be a oil superater under the intakemanifold also oil tube be sure and check it too.i have a 540i thats what it was.the miss is oil fauling your plugs.dirtcar in

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