Author Topic: Where does the vacuum for the HVAC vents originate?  (Read 1178 times)

Offline Stewart G Griffin

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Where does the vacuum for the HVAC vents originate?
« on: July 25, 2021, 12:22:44 PM »
Just curious where does the vacuum for the HVAC system originate?

Offline VileZambonie

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Re: Where does the vacuum for the HVAC vents originate?
« Reply #1 on: July 25, 2021, 05:26:40 PM »
From the engine or from the vacuum pump on Diesel applications
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