Originally Posted by OldGuy

I posted the other day that my rear passenger tire pressure measured at 26 lbs. It has harly been driven. Tonight I returned to the garage. It's down to 21 lbs. Tomorrow I re-inflate and go directly to the tire guy. I noticed I must have slightly scraped about 1/3 of the outermost rim of the wheel. Could there be a connection between that minor scrape and the tire pressure? Sure hope I didn't bend the wheel---just appears to be a very minor scrape leaving the edge of the rim a bit rough and black. Why black? I'm so sorry Z...