Forum Discussion
Angel0302
2 years agoNew Contributor
MyGMC app stopped working 3 weeks ago. Now I find that do not have OnStar connection
I discovered my MyGMC app wouldn't work any more. I uninstalled and reinstalled the app but still nothing. I then went to my 2022 GMC Sierra 1500 - Elevation, to attempt to contact OnStar in the ve...
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