“Will this work on the mountains? I’m take a long road trip and want a back up navigation system when we are in limited service areas. I want to make sure this system works when we are crossing.”

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• My experience in the mountains ( east US) is that in certain places it cuts in and out. But so does the GPS that is installed in our GMC truck.

  Answered by Typist 4 years ago

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• This GPS will provide turn-by-turn navigation without the use of cellular signals or WI-FI. The built in Points of Interest as well as address databases can also be accessed without the use of cellular signals or WI-FI.

  Answered by GarminProductExpert 4 years ago

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