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International Automotive Technicians Network
Re: Vw Passat No Heat
Posted to Technical Discussion Forum on 1/7/2018

Well, the smell of vinegar in my shop is overpowering. I blew through the heater core to remove all of the pink coolant and filled the heater core with white vinegar, I used air to agitate and left it to sit for a half hour, then flushed, crossed the hoses ove... Login to read more.