How do I tell if I have blown a head gasket in my 1993 Chevy S10 Blazer?
Monday, February 4th, 2008 AT 9:21 PM
1 Reply
MIKE H R
MECHANIC
3,094 POSTS
Check the compression of each cylinder, pressure check the coolant system. Any drop in either without any visible external leaks, or the plugs being fouled with coolant, or water in the oil could mean a blown head gasket.