PAC OS-2 ONSTAR INTERFACE (FOR GM NON-BOSE VEHICLES)

REPLACES FACTORY RADIO IN 2003 2006 GM SUVS & TRUCKS WHILE RETAINING ONSTAR; PLUG & PLAY, NO CUTTING OR ;SPLICING INTO FACTORY PLUG; PACOS2/PACOS2 BOSE COMMUNICATE DIRECTLY WITH THE ONSTAR MODULE TO PREVENT FALSE ;TRIGGERING & ELIMINATING UNWANTED AUDIO NOISE; ON-BOARD AMPLIFIER WILL DRIVE TWO 4W SPEAKERS IN STEREO; USE WITH THE EXISTING FACTORY SPEAKERS OR EXTERNAL SPEAKERS; FOR 2000-2004 CHEVROLET MONTE CARLO, IMPALA & SUNFIRE; 2004 CHEVROLET SILVERADO & VENTURE; 2002-2004 CHEVROLET TRAIL BLAZER NON-BOSE & GMC ENVOY SLE; 2004 GMC SAVANA & SIERRA; 2001-2004 PONTIAC MONTANA; 2004 PONTIAC GRAND PRIX GTP; 2003 OLDSMOBILE BRAVADA & GMC EXPRESS 2005 SUBCATEGORY2: INSTALLATION ACCESSORIES. Warranty: ONE YEAR.