Check the listing for details. PAC OS2X Radio Interface for Select 2000 - Up GM Vehicles. Condition: New. Listed at 110.25 USD. Radio Replacement Interface With OnStar Retention for Select GM Class II Vehicles with or without BOSE Sound System Retains the function of OnStar® when the factory radio is replaced. Generates all safety warning chimes. Rear Seat Entertainment activation Provides Plug-in-connection for SWI module (sold separately) In-field updateable firmware via USB Chime Module Included, with 4 level adjustability Retains OnStar® when the factory radio is replaced Retains Bose amplified audio system (if equipped) Provides 10 Amp 12-volt accessory output Retains all safety warning chimes Navigation radio ready Maintains a "healthy" status on the Class II databus Retains Rear Seat Radio Controls Retains Rear Seat Audio (connects to aftermarket radio aux input) Plug-in installation for vehicles with 24-pin harness Brand NEW 2005 - 2010 Buick LaCrosse 2004 - 2007 Buick Rainier 2002 - 2007 Buick Rendezvous 2005 - 2008 Buick Terraza 2003 - 2006 Cadillac Escalade / EXT / XL 2003 - 2006 Chevrolet Avalanche 2003 - 2005 Chevrolet Blazer (S-10) 2000 - 2005 Chevrolet Cavalier 2004 - 2012 Chevrolet Colorado 2005 - 2013 Chevrolet Corvette 2003 - 2007 Chevrolet Express 2000 - 2001 Chevrolet Impala 2002 - 2005 Chevrolet Impala 2001 - 2003 Chevrolet Malibu 2000 - 2001 Chevrolet Monte Carlo 2002 - 2005 Chevrolet Monte Carlo 2003 - 2004 Chevrolet S-10 2003 - 2006 Chevrolet Silverado 2007 - 2007 Chevrolet Silverado Classic 2004 - 2006 Chevrolet SSR 2003 - 2006 Chevrolet Suburban 2003 - 2006 Chevrolet Tahoe 2002 - 2009 Chevrolet Trailblazer 2005 - 2008 Chevrolet Uplander 2000 - 2006 Chevrolet Venture 2004 - 2012 GMC Canyon 2002 - 2008 GMC Envoy 2003 - 2007 GMC Savana 2003 - 2006 GMC Sierra 2007 - 2007 GMC Sierra Classic 2003 - 2006 GMC Yukon 2003 - 2006 GMC Yukon Denali 2003 - 2006 GMC Yukon XL 2003 - 2007 Hummer H2 2006 - 2010 Hummer H3 2001 - 2004 Oldsmobile Alero 2002 - 2006 Oldsmobile Bravada 2000 - 2006 Oldsmobile Silhouette 2001 - 2006 Pontiac Grand Am 2004 - 2008 Pontiac Grand Prix 2000 - 2006 Pontiac Montana 2000 - 2005 Pontiac Sunfire 2005 - 2007 Saab 97X 2005 - 2007 Saturn Relay