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Does Head Gasket Sealer Actually Work? The Answer May Surprise You
Head gasket sealer can get out out of a jam until you can replace the gasket. Photo credit: David Traver Adolphus / Au ...
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Does Head Gasket Sealer Really Work?
A head gasket sealer works when you pour it into the radiator. You run the car for about 15 to 30 minutes, with the heater and fan on high. Then the special chemicals in the sealant work via heat.