A method for providing wireless communications between nodes of a vehicle includes providing a plurality of frequency channels on which the nodes of a first vehicle may wirelessly communicate. Wireless communication with a second vehicle adjacent to the first vehicle includes assigning a first of the frequency channels to the first vehicle for intra-vehicle transmissions within the first vehicle, and a second of the frequency channels to the second vehicle for intra-vehicle transmissions within the second vehicle. The first vehicle is prohibited from using the second frequency channel and the second vehicle is prohibited from using the first frequency channel.