302BOB said:Cloud9 (Gary) mentioned speedo was 5% higher than actual GPS reading in his car. Maybe that's true for you. In any event, enjoy it while you can!.... 8)...btw like your post number!
ufnavy06 said:I've noticed that was true but only with Trackey. My grey key seems to be accurate to the gps, but the red key seemed to be off by 5-10 mph.