CRUX OnStar Radio Replacement for GM Class II Vehicles

The CRUX SONGM-11 is designed to allow for the installation of after-market radios while retaining OnStar functionality with Bose Amplified & Non-Amplified Systems, while also retaining Chime & Accessory features in a wide range of General Motors Class II Data-bus vehicles.General Features: Aftermarket Car Stereo Installation Interface for GM Vehicles For select General Motors Class II Vehicles with Bose Amplified & Non-Amplified Systems Retains Factory OnStar Retains Factory Warning Chimes Works with Non-Bose, Standard Bose & Premium Bose / Y91 amplified systemsCompatible Vehicles Buick 2005 - 2009 La Crosse 2004 - 2007 Rainer 2003 - 2007 Rendezvous 2005 - 2007 Terraza Cadillac 2003 - 2006 Escalade 2003 - 2006 Escalade ESV 2003 - 2006 Escalade EXT Chevrolet 2003 - 2006 Avalanche 2003 - 2005 Blazer S-10 2000 - 2005 Cavalier 2004 - 2011 Colorado 2005 - 2010 Corvett