Cabin air filters will usually filter the air on either setting if located on the cabin side of the firewall.
Floor cabin air recirculation car intake.
It recirculates the kind of cool air that you get from the a c when you first turn it on and the longer it s on the cooler you car gets until it s as cool as the system can possibly be.
It has not been serviced for the past 4 years.
I couldn t locate the inside ac recirculation intake but i sprayed the clean air in the passenger foot well location and i saw the spray being sucked up so it s somewhere down there.
Can it be related to the fact that my a c servicing is due.
This is more noticeable when the vehicle in vicinity is emitting large amount of smoke and it enters my cabin even in the recirculation mode.
Do not inhale this stuff.
The a c of my car throws outside air even in the recirculation mode.
Replacement filters should be pretty easy to find and cost 10 20.
The heating and ventilation air intake on most vehicles is at the base of the windshield.
It got me lightheaded.
Here is a good tutorial of how to change the cabin air filter and do a bomb approach to cleaning the vents however i have purchased this alternative which requires you to spray the cleaner into the air recirculation intake as well as the vents and outside intake and in this shot you can see where the air comes out when you switch to floor.
One of its best selling cabin air filters is the acdelco cf188.
So those 2 vents in the op pic are the floor ac vents.
I was planning to change mine today and just picked up a filter at autozone for 14.
The cabin air filter on the 2010 2011 is behind the glove compartment i think the location is similar on older gens.
Using the recirculation button helps get your car as cool as possible when it s hot outside and you have the a c on.
But even in recirculation mode outside air will make its way in.
Check to make sure that the system is turned to fresh outside air and not the recirculation mode.
It manufactures car batteries oil filters wiper blades alternators starters air conditioning units and air filters.
The intake area is directly in front of the driver s seat just below the windshield in the black plastic you should be able to see where the hole is.
However filters located under the hood at the air intake will not filter recirculated air.
Now start spraying the lysol into the intake outside the neon.
The in cabin air has already been cooled by it but you are letting it out.