CRUX SWRGM-48 GM Radio Replacement Interface to Retain SWC

Retains factory features in select GM Class II Data Bus vehicles while functioning with an aftermarket radio. Pre-programmed to retain factory Steering Wheel Controls. Voice Recognition Command from factory SWC. Supports Bose, non-Bose and Y-91 audio systems. Retains chime functions. Built-in chime volume adjustment. EIA color coded wiring for easy installation. Note: This product Does Not retain Onstar. Please select SOOGM-15 to retain all factory features and OnStar NOTES:1. The Front and Rear fading are not retained on Y-91 Bose System.2. Chime includes: seat belt, check engine, key in ignition, low fuel, low oil and lights on. BUICK2004 – 2005 Century*2005 – 2007 LaCrosse*2004 – 2007 Rainier*2003 – 2007 Rendezvous*2005 – 2007 Terraza*CADILLAC2003 – 2006 EscaladeCHEVROLET2003 – 2006 Avalanche2000 – 2005 Cavalier2004 – 2013 Colorado2005 – 2013 Corvette*2004 – 2007 Express2000 – 2005 Impala2000 – 2005 Monte Carlo*2003 – 2004 S-102003 – 2006 Silverado2007                Silverado