Q #552 - What should you do if a trailer starts to swing from side to side while you're towing it?
Strong winds or buffeting from large vehicles can cause a trailer or caravan to swing from side to side ('snake'). If this happens, ease off the accelerator. Don't brake harshly, steer sharply or increase your speed.
Ease off the accelerator to reduce your speed
Let go of the steering wheel and let it correct itself
