The car never left me stranded. The battery light would remain on for about 30 sec after I turned the car on and started driving. I never checked the voltage.
I guess mine was one of the 9 with the problem. After about 2 months I just completed the buy back process today. GM claimed that the issue was a bad charging module and sent the wrong one 3 separate times that I know of. Last I heard GM did not have the correct part in stock and had no eta of...