On December 13, 2012, the redesigned 2014 Chevrolet Silverado, along with the related 2014 GMC Sierra were introduced in Detroit, Michigan at the North American International Auto Show.
GM On Star is a subscription service. did you buy and pay for it? Older cars were cell phone based on the 3G network... but most cities are now 4G or 5G and thus may not work with out an upgrade.
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