I have changed out my Alternator with a brand new one, and the battery is reading as good. but my battery gauge is reading way off the normal readings. My car starts and run but I cannot figure out what is happening.

GMC Envoy - Battery Gauge off charts

BillRussell December 18, 2017, 6:30pm 2

could you elaborate on this? what kind of gauge? And what exactly is it reading?

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