ASSISTANCE BY TOWED VEHICLE

A computer includes a processor and a memory storing instructions executable by the processor to receive data indicating a lane change by a first vehicle that is towing a second vehicle, the data including data indicating a direction that first wheels of the first vehicle are turning while the first vehicle is performing the lane change; and during the lane change, instruct a steering system of the second vehicle to turn second wheels of the second vehicle in a same direction as the first wheels.