HomeAll RepliesReply To: OnStar module is not working Reply To: OnStar module is not working Sponsored June 2, 2023 at 7:21 pm #763938 Parts Man1Participant Give me the last 8 of your VIN and I’ll take a look for you Sponsored Subscribe to GM Authority For around-the-clock GM news coverage We'll send you one email per day with the latest GM news. It's totally free. First Name Last Name Email Address Subscribe via Email Leave this field empty if you're human: Sponsored