yoman

Got the truck back yesterday, Dealer told me just the battery collactor loose which I think is BullsXXt and i run to back ask the mechanic he just laugh said all fix you good to go, I know WTF what can I do......

2023 GMC 2500HD SLE 6.6L Gas, Onstar only email me once and yes post same thing in Plowsite, I hope post here GM can see this might fix the problem

Here is what happened, Saturday I start the truck as usual and shut off after 2 minutes used remote start, go inside use push start take 5 minutes to start finally get it started and engine light came on and got the email from onstar truck have a issue bring it to dealer service, Monday morning try to start the truck again this time no luck call tow truck tow it to dealer, Tuesday call Dealer ask what happens Dealer told me they don't know I ask them my truck start dealer say NO and give us some time, Wednesday still the same can get it start, Thursday finally got it start but Dealer don't know why cause this, Friday when to Dealer ask Machine he told me my Truck some time start and some not start have no idea why, Any one can help? Truck only have 700KM Thank you