GM Genuine Parts Mobile Phone Microphones are designed, engineered, and tested to rigorous standards, and are backed by General Motors. This microphone receives voice recognition commands for hands-free operation with the navigation, audio, phone, and weather applications of your vehicleÆs infotainment system. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE). ? WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov