The verizon opition is great. I too use it everyday. It's a whole lot cheaper than buying cell time from Onstar and you can forward calls to the Hummer whenever you need to.
Since I already had a verizon plan, this only runs me an additional $10 a month. It's a good service.
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H3 Boulder Gray - 2006 Adventure|CD-MP3|XM|Roof Marker Lights|Husky Front Mudflaps|Brush Guard|Rocker Bars|UC Protection|U-Steps|Garmin GPS|Garvin Roof Rack|DVD Headrests|
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