Forum Discussion
2025 GMC Sierra Denali Ultimate No Super cruise or OnStar
This is my 8th GMC Sierra. I have a had excellent service out of these trucks until recently. I Bought a brand new 2023 Sierra Ultimate that is used for pleasurer now and my yearly commute to Florid...
We know how frustrating it can be to lose important features you rely on, Rick. Our team would be glad to connect and learn more about this concern with your Sierra. To get started, please send us a private message to OnStar_Support by selecting the envelope in the top right of the page. Please include your full contact information, VIN, mileage, and the name of your preferred dealership. By sending us a message, you consent to the information you provide being monitored and recorded by GM or those acting on GM’s behalf, subject to the GM Privacy Statement: https://www.gm.com/privacy-statement.