CRUX SOCGM-18 Radio Replacement Interface for Select GM LAN 29-Bit Vehicles , Black

• Retains factory Features in select gm LAN 29 bit vehicles with aftermarket radios • Supports Bose, non-bose and y-91 audio systems. • Retains factory front and rear parking sensors. • Retains safety and warning chime functions. • Adjustable chime volume • Included components: radio replacement interface kit