Forum Discussion
Onstar light red, system not working unless driven 15+ miles??
We purchased our 2023 GMC Terrian AT4 April 1st. Onstar didn't work during the test drive and the selling dealer couldn't get it activated. After driving around off and on all evening, the light fina...
Thank you for bringing this to our attention. Please know, if your LED light is red or flashing red, it could signify an OnStar hardware concern. Moving forward, we do recommend pushing your blue button to connect with a live Advisor directly or visiting your preferred certified GM Dealership as they will be in the best position to assist. If you continue to have trouble after speaking with a live Advisor, please send us an email to socialmedia@gm.com with "ATTN: OnStar Community/Milly92" in the subject line so we can look into this further.