1993 Jeep Grand Cherokee has blue smoke coming out of tailpipe. on 1993 Jeep Grand Cherokee

What is the problem? How much will it cost to fix? I just spent 356 to replace the water pump.

1 answer
Blue smoke is usually a sign of oil burning; Valve guides, Rings, PCV valve are some of the possibilities. Until diagnosed, price will very. PCV vale is cheep, the others will have to disassemble engine for repair.