Mechanics

CHEVROLET ASTRO BLUE SMOKE PROBLEM

2002 Chevrolet Astro • 156,437 miles

Am having a problem with my Chevrolet astro with a blue smoke coming out from the exhaust and it's also damage four plug out of six plugs. What is the solution for it?/
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Need more info, is a light bluish white almost grey or a dark bluish black? One is raw gas coming out the other is oil. On the spark plug tips is their a black powdery build up or is it kind of caked on and greasy looking? Thanks for using 2CarPros

Mekanic4755
Nov 15, 2012.