We're saddened to hear of any shifting challenges you're experiencing with your 2019 Denali. We want to connect further so we can explore potential ways we can assist in resolving this matter alongside your dealer's support. To do so, please follow up with us via email including your VIN, full contact information, current mileage and the name/location of your servicing dealership. Furthermore, be sure to include your Username and Forum in the subject line. Your cooperation is appreciated. 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.