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Kathleen CannonAug 21, 2025
What to do if my Garmin GPS unit does not power on or shows a blank screen?
- MMichael FergusonAug 21, 2025
If your Garmin GPS unit doesn't power on or the screen is blank, there might be several reasons. First, check for proper wiring and connections. Then, verify the display brightness setting. If the temperature is low, allow the unit to heat up for approximately 60 seconds. Finally, ensure that the data card is fully inserted.