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Ryland · 12-18-2012, 02:08 PM

If your radiator cap has a crack in the seal then it will not pull fluid back, that is why it's recommended that you replace your radiator cap every few years.

12-18-2012, 02:08 PM	#2 (permalink)
Ryland Master EcoModder Join Date: Jan 2008 Location: Western Wisconsin Posts: 3,903 honda cb125 - '74 Honda CB 125 S1 90 day: 79.71 mpg (US) green wedge - '81 Commuter Vehicles Inc. Commuti-Car Blue VX - '93 Honda Civic VX Thanks: 867 Thanked 434 Times in 354 Posts	If your radiator cap has a crack in the seal then it will not pull fluid back, that is why it's recommended that you replace your radiator cap every few years.