Cabin air filters are apparently an option on these cars, but should be standard equipment. They filter out debris, dust, pollen, hair and other contaminants from getting into the cabin from the outside air intake. Important in allergy season and to protect the blower from chunks of particles.
No filter on this car. You can see the blower fan directly underneath the air intake along with lots of debris around the air duct.
Fortunately you can buy a cheap adapter bracket for this and then put a cabin air filter right where it belongs.
First vacuumed up all the debris in the area, then removed the existing air duct and installed the adapter:
And new filter:
Now the girls will be breathing clean air.
$17.27 Adapter, $14.82 Filter
1997 Volvo 850 Wagon Project 