VTS 01 1 discussion of a 2-speed axle assembly and the 12-volt shift control motor

discussion of a 2-speed axle differential, used in many vehicles, caution of the dangers, of vehicle roll-aways, when not using wheel chocks, on vehicle warm-up, and in a broken axle and or drive shaft disconnect, or condition where the rear axle may be in neutral due to electrical problems, where unit can roll away