i got kia optima 2003 and has 101800 KM , just now i noticed that it has oil leak, and it leaks in to air filter get soaked in oil, is that a serious problem.please let me know the best economical solution
i got used car kia optima 2003 engine is powerful as itis v6, transmission is very smooth,
how ever i just see that oil leaks in to air filter and its smell bad, is that a serious problem
and what is the solution for that
Your PCV valve might need to be replaced.
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