Some 4WD vehicles with automatic locking hubs can become stuck in a situation where they need traction at the front wheels to get unstuck, but because the hubs disengage the front wheels in reverse, the vehicle is incapable of moving.

Question

Quizplus · Accepted Answer

Automatic locking hubs are designed to engage (lock) the front wheels to the drivetrain when forward motion is detected, but they may disengage when the vehicle is moving in reverse, potentially leaving the vehicle without the necessary traction at the front wheels to get unstuck.

Some 4WD Vehicles with Automatic Locking Hubs Can Become Stuck