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upon1 · 03-02-2018, 10:28 AM

So essentially it’s not blocked off if it has a return valve. Coolant can still circulate through the heater hoses off of the pump. Correct?

03-02-2018, 10:28 AM	#7
upon1 Registered User Join Date: Oct 2007 Location: Saskatoon Posts: 138	Re: Heater core bypass So essentially it’s not blocked off if it has a return valve. Coolant can still circulate through the heater hoses off of the pump. Correct? __________________ "Lifes to short to drive an ugly truck." Project 55 To Life http://67-72chevytrucks.com/vboard/s...d.php?t=432994