Is it bad to switch to 4 wheel drive?
Is it bad to switch to 4 wheel drive? Switching from 4Hi to 4Lo while driving They are not designed to be engaged if you are driving at speeds over 10mph. If you somehow manage to accomplish this you will experience a violent reaction from your 4WD which could cause injury to vehicle occupants and damage to your drivetrain components. When do you switch from 2WD to 4WD? When 4H is selected, the main shift rail moves to the left side from 2H, and the 2WD/4WD shift rail moved to the right side by intermediate gear. At this time, the...