head gasket on 1995 Chevrolet Astro

how do i know if i need to replace my head gasket? It smokes now bluish white smoke out of the tail pipe. Also it goes about 10-15 mph in drive mode until it hits 35 on the gauge it gets its speed after that? help me please

by in Rio Rancho, NM on February 08, 2011
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1 answer
ANSWER by , February 05, 2015
Head gaskets are not common failures on Astros. The engine could simply be shot.