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freebeard · 06-26-2017, 03:52 PM

Take the two hoses I presume run to and from the heater core and connect them with a short piece of tubing. For diagnostic purposes.

Then consider a coolant leak into the cylinders. as Stubby79 suggests..

06-26-2017, 03:52 PM	#7 (permalink)
freebeard Master EcoModder Join Date: Aug 2012 Location: northwest of normal Posts: 28,524 Thanks: 8,076 Thanked 8,870 Times in 7,322 Posts	Take the two hoses I presume run to and from the heater core and connect them with a short piece of tubing. For diagnostic purposes. Then consider a coolant leak into the cylinders. as Stubby79 suggests..