Posts Tagged: leaks coolant

How to Fix a Coolant Leak in Your Car

Expert Guide to Fixing Coolant Leaks Quick SummaryIf you’re dealing with a coolant leak, here’s what you need to know:• First, identify where the antifreeze leak is coming from—stop-leak products only work on certain components.• For tiny radiator or heater-core pinholes, Bar’s Leaks pellets (as opposed to the liquid sealers) can sometimes stop the leak (read the warnings below)• In my experience, once the leak is more than a pinhole, especially in a radiator or heater core, stop-leak rarely provides a lasting fix.• Stop-leak products will not fix a coolant … Read More