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International Automotive Technicians Network
Re: Heater core flushing
Posted to HVAC Forum on 1/16/2025

When I was still working, most places had a BG flush machine; the pump is basically a 12V unit for campers and RVs, with garden hose connections on both ports. It uses a rubber vane impeller, like the water pump on your outboard, or raw water pump, if your boa... Login to read more.