Garmin GPS devices perform their essential task of getting you from place to place reliably and as quickly as possible. On occasion, Garmin GPS users experience a nonresponsive touch screen or inaccurate response. Like many touchscreen devices, Garmin GPS units often require screen calibration. Resetting the screen so it does what you expect when you command it is an important thing to know as a prospective or current Garmin owner. Writer Bio
