Whistling Bighorn Ram

[ChryslerVette]

My HVAC blows quite cold and works well, but when I shutdown the engine, I hear a multi-pitched whistling sound coming from the dashboard. Has anyone experience this?
Is there a post or thread on this board that addresses this issue?

 

[Richard320]

There's a search box up on the top.

Happy reading

HVAC Squeak after truck is shut down

Just wondering if anyone else has the squeak / letting air out of a balloon slowly sound after running the truck and shutting it off? probably 10-15 seconds of squeak anywhere from 0-30 seconds after shutdown of the vehicle. Gonna try and record it soon, don't drive too much lately but noticed...

5thgenrams.com

https://5thgenrams.com/community/threads/weird-whistling-noise-after-i-turn-the-truck-off.32674/

Squeal noise after engine shutoff

Occasionally when I turn off the truck I hear a high pitch whiney whistley Squeal type sound from somewhere in the dash, I can even hear it outside of the truck and it goes on for a good 10-15 seconds at least.....the first few times I heard it I thought my kid was hiding in the garage making...

5thgenrams.com