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Onstar & related functions out on my 2022 Yukon Denali
I have same issue. 2023 Yukon XL Denali Ultimate. Been down for a month already. OnStar F Module crapped out. "The **F Module GM 86803986** is a part of the **Onstar** system in the **2023 GMC Sierra 1500**¹. It is a communication interface that is used to connect the vehicle to the Onstar...- michaeld
- Post #3
- Forum: Audio & Electronics
