4x4 jumping in and out

[moonliteshawn]

i have an 07 fx4 and it jumps in and out of 4 wheel drive all the time i have taken it to the dealership and they said hey went through the front diff and transfercase and couldnt figure it out anyone kow what this is and how to fix it

 

[legoms013]

Might be an electrical thing if the drivetrain checks out.

Not really sure though, stick it to them hard if it is still under warranty.