Check the listing for details. GM Chime Interface 2014-Up. Condition: New, Made in China. Listed at 99.00 USD. The AXDI data interface is a refined integration solution built to preserve critical factory vehicle functions during a radio replacement while delivering a clean and reliable upgrade path. It retains essential features such as blind spot alerts factory chimes and warning chimes when equipped while maintaining RAP retained accessory power for factory level convenience. Designed for non amplified systems or factory amplifier bypass applications the interface supplies stable 12 volt 10 amp accessory power along with key NAV outputs including parking brake reverse and speed sense. Balance and fade controls are fully retained to ensure accurate audio performance across all speakers while high level speaker input support allows flexible system integration.