1998 GMC Truck pushes water out of radiator with great forc

Tiny
JIMPRIVETT
  • 1998 GMC TRUCK

Engine Cooling problem
1998 GMC Truck 6 cyl Two Wheel Drive Automatic 129, 00 miles

i believe it is a head gasket or cracked head I have changed thermostat and it continues to push out coolant even before thermostat opens, what I dont know is how to be sure and where to start diagnostics

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Sunday, March 21st, 2010 AT 11:50 AM

1 Reply

Tiny
LEGITIMATE007
  • EXPERT
  • 5,223 POSTS

Well, pressure test the system, because you could have a clogged radiator, lower end, or upper end. So lets not rush to a cracked head or gasket.

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Sunday, March 21st, 2010 AT 2:06 PM

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