× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Re: Can a heater core bypass be removed safely?
Posted to Technical Discussion Forum on 11/23/2007

From my experience these block the heater core due to all the crud that builds up in the cooling system. The bypass tube is there so that WHEN the heater core clogs, coolant flow can still occur so the engine does not overheat.

Tha last one I dealt with I ha... Login to read more.