Forum Discussion
Chukkar
3 months agoNew Contributor II
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...
Siochan71
3 months agoNew Contributor II
So frustrating. "simplifying" the user experience was having the bloody feature in the app. Now you have to initiate it from the infotainment system, run to the back of the trailer, meanwhile test is halfway finished by time you get to the rear of the trailer so have to wait for it to cycle through a second time.
I'm a recent addition to the GMC family, I've only owned my GMC Canyon for 7 months. In that time two features have been removed by GMC that I used. The first to go was the remote integration with Amazon Alexa. Now they've removed a very necessary feature from the app.