AXTCLN31 Axxess GM Data Interface With SWC 2019-Up NEWBRAND NEW AXTCLN31 Axxess GM Data Interface With SWC 2019 Up Provides retained accessory power (10 amp) Provides illumination, parking brake, reverse, and speed sense outputs Retains warning chimes through an onboard speaker Retains the factory backup camera Retains audio controls on the steering wheel Designed to be compatible with all major radio brands Auto detects vehicle type, radio connection, and preset controls Ability to dual assign steering