heater-a/c vents in door won't stay open

Joined
31 October 2002
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601
Location
OC/SD, CA
anyone else have this problem? it's been a bit on the warm side here in cali. when i try to open the heater-a/c vents in the door... they pop right back to the closed position.
any suggestions??
 
sg125,

Please help me to understand. Are you saying the louvers close, or that when you rotate the vent in the door panel it returns to its laying down position?

If it is the latter, there is a detent, just gently pull them out a little further and they will lock in the rotated position.

This is one of those "NSX trivia" facts found here somewhere in the FAQ?!??!

HTH,
LarryB
 
Hey Supergreen. Funny you should mention this. I've been experiencing the same thing lately..and I know the heat yoiu're talking about (I live 10 miles from ya.)

The problem I'm having isn't the vent that is rotating, but the dial that opens and closes the airflow inside of the vent. It will stay open for a brief time and as soon as I accelerate, turn, etc. the little dial closes with a thud.

I actually stumbled across the detent feature a few weeks ago and when I have the vent pointed at me, the dial doesn't seem to close as frequently. You must have been cooking on the Ortega run with those 100+ temps we had!

Roadster.
 
I've seen many NSX's that suffer from this including mine. Put a small piece of a business card between the dial and the surrounding plastic - the small amount of increased friction fixed the problem for me.
 
yea i'm talking about the flap inside the vent that controls whether the vent blows air or not. they won't stay open at all... doesn't matter how hard the fan is blowing or what the climate control is set to.
 
Vents closing by themselves

I too had the same problem. When installing aftermarket speakers in the doors I fixed it. There is a small spring-metal tongue about 1/2" wide with a detente tip that will "click" into a notch on the bottom side of the vent when you pull it towards the interior of the car. With time, evidently, they bend back enough to not keep the vent in place in the up position.

One of those things that drives you nuts.

I don't know if you can do it without taking the door panels off, but what you need to do is GENTLY bend the metal tongues back towards the vents, from the inside. I did it when I had the panels off, so it wasn't too bad. I'm inclined to think it would be tough to do with them on and unfortunately the vents don't pop out altogether so there's no easy way to get at the tongue from the top end.

Good luck! In the meantime, wedge something in there...

Don in Germany
 
I have the same problem, mostly when in recirc mode with fan on high. Thanks for the info Don. For now I am going the biz card route. Good thread.
 
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