Question Skids happen when: Answers Tires lose their grip on the road. There is too much weight in the trailer. ABS kicks in. Explanation Skids happen when tires' traction with the road surface decreases. This can be caused by over-braking, over-accelerating, over-steering, and driving too fast. This questions appears in the following tests: Alaska Class A Knowledge Test Kentucky Class B Knowledge Test Louisiana Class B Knowledge Test Maryland Class A Knowledge Test Maryland Passenger Minnesota Passenger New Mexico Double South Carolina Tank Virginia Class B Knowledge Test