My truck is having the same issues at 199 miles and the truck has been in my possession for less than 24 hours gm won’t help at all truck has been in the shop for 3 weeks now and no end in sight and my service manager told me today the parts they need were on back order even before the strike and that’s only gonna hold more things up I have an appt to speak with an attorney tomorrow the gm cac people are advising a buy back for a small 7,000 dollar loss on a truck that I haven’t even put 100 miles on yet gm is a bunch or crooks my first gm truck and I guarantee it’ll be my last