[saydhaydar]

2018 Chevrolet Trax 1.4L turbo 4WD I have transmission problems in 1st & 2nd changing when I put the gear on "D" or "M" ,shifting delays, slipping in changing during driving when reducing the speed in traffic or turn left or right, jumping in changing grinding during acceleration

 

[Trax123321]

I suspect your transfercase failed. But it's hard to diagnose this over the internet.