In a letter to Department of Transportation Secretary Elaine L. Chao, Global Automakers thanked her for continued leadership and support of the 5.9 GHz Safety Spectrum, noting that the stability and certainty of the spectrum is needed to support widespread deployment of V2X.

The letter was signed by the members of the Safety Spectrum Coalition: AAA, the American Highway Users Alliance, the American Traffic Safety Services Association, the American Trucking Association, the Association of Global Automakers, the Commercial Vehicle Training Association, the Intelligent Transportation Society of America, Mothers Against Drunk Driving, the Motor & Equipment Manufacturers Association, the NAFA Fleet Management Association, the National Safety Council, Peloton Technology, Inc., and the Truck and Engine Manufacturers Association.