Forum Discussion
MyGMC Trailer Light Test
My GMC trailer light test functionality appears to have been removed or lost in the most recent update of the app - March 2025. I use this feature frequently. I called OnStar support today 3/9/2025 a...
Besides the remote start, the trailer light test was the best part about the app. Worked at the beginning of March and gone the next time I hooked up my trailer a couple weeks later. These advisors make empty apologies and say they are documenting our concerns with the removal of a very important feature. 2 months later and it seems they are not listening or caring. Very disappointing. I bought a truck because I tow stuff!! Listen to your customers for once and bring back the trailering feature of the app.