[Dan1317]

Anyone know what this thing is?

 

[Dan1317]

Anyone know what this thing is? View attachment 255603

The hose on the bottom hisses and when pressed the hissing goes away disconnecting the sensor on top does nothing at all

 

[billymade]

That is a heater; so, the moisture build up, from the pcv system won't ice up. Replied, in your other thread. Thanks.