When the auto-partplace.com team decided to choose an car parts vendor, we decided to provide only the best...
Tread is in need of maintenance when: There are wear bars unevenly on the tire; if there are wear bars exclusively on the outsides OR insides of the tires (can be something as simple as improperly or unevenly balanced tires, or something more complex as the front end needing an alignment).
One fluid that often gets checked much more frequently than a seasonal change which will stimulate checking the rubberized items under the hood and as well as the tires and a periodic check of other fluids, is Windshield Washer Fluid.