CRUX (SOOGM-15V) RADIO REPLACEMENT INTERFACE RETAINS ONSTAR, WARNING CHIME, STEERING WHEEL CONTROLS, & ADDS FORCED CAMERA INPUTS FOR SELECT GM CLASS 2 VEHICLES WITH BOSE & NON-AMPLIFIED SYSTEMS (2002-2013) The CRUX SOOGM-15V is designed to allow for the installation of after-market radios while retaining functionality of OnStar in Bose® Amplified and Non-Amplified Systems, Chime and Accessory features in select General Motors Class II vehicles. Also retains steering wheel controls and adds forced camera input. FEATURES: Retains factory features in select GM Class II vehicles while functioning with an aftermarket radio. Pre-programmed to retain factory Steering Wheel Controls. Retains OnStar, factory Rear view camera and chime functions. Adds Forced Front view camera while in motion using the SOURCE DOWN or AM/FM button on the steering wheel controls on select vehicles. Supports Bose, non-Bose and Y-91 audio systems. EIA color coded wiring for easy installation. Dimension: 5" L x 2.5" W x 8.8" H