1990 Chevrolet G Series Van (G20) Q&A
1990 Chevrolet G Series Van (G20) Question: Have Anti-Freeze in oil pan, No white smoke what could be wrong?
do a compression test on all cylinders and get the cooling system pressure tested from there you will know if blown head gasket. - ebans777
A head problem is bad enough. The van is almost 14 years old. Do you really want to spend the amount of money to fix this van? I think not. Time to move on and look for another van. The repair will easily cost at least $1,000 or more. - PARTS GUY
Possible intake gasket leak, very possible!! - pushrod