Garmin Forerunner 920XT | Probably discussed a million times before, but what are the fixes for the watch's barometer/altimeter gone crazy or showing no elevation at all
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Amazon.com: Garmin 010-01863-20 Forerunner 645 Music, GPS Running Watch with Pay Contactless Payments, Wrist-Based Heart Rate and Music, 1.2 inch, Black (Renewed) : Electronics
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