I purchased the Edge 800 in April 2012 as a bundle with RF and tread sensor and the City Navigator on an SD card. After almost daily for several hours use (about 700 hours) showed the unit two weeks before the current speed becomes incorrect and subsequently led to errors in the measured distance. A hard reset of the device and a firmware update brought no solution.
I have the equipment then complained when Garmin and (only the Edge without accessories) submitted last Friday to the repair service. The device went on Wednesdays at Garmin an, Thursday was processed, on Saturday, I had a letter from Garmin: A new device with complete accessories: HR belt, wheel sensor, City Navigator 2013 SD card. From the processing time and the exchange in scope a perfect performance! More than I expected and more than conceded to me would ...