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Re: Defective Jeep Thermostats
Posted to Technical Discussion Forum on 3/6/2023 2 Replies

It is a jiggle valve and flows both directions. Not a check valve. It allows air to bleed somewhat while pressures equalize after shutdown. After shut-down. While running it does very little. That is why they function so poorly as the main air bleed for the en... Login to read more.

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