Category Archives: Checking Air Pressure in Tires

I was wondering if anyone knew how important tire valve stem caps were in maintaining inflation pressure in auto tires? I noticed one of my tires losing air slowly (from 30 psi to 21 psi in about a week) and … Continue reading →

It seems your tire air presure should read higher when the car is on the ground instead instead of when its up on a hoist. When my tire pressure is checked on the hoist its the same as when its … Continue reading →