Posted by mannyc [173.77.217.68] on Sunday, January 05, 2014 at 23:28:25 :
In Reply to: Thank you posted by Sherman in Idaho [72.47.153.105] on Sunday, January 05, 2014 at 19:57:55 :
we have used them for years on our delivery trucks. we turn off the heater core in the summer. also provides a way to block out a failed heater core to get you home.
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