PAC C2R-GM11B Radio Replacement Interface

The PAC Radio Replacement Interface (2005 through 2006 Cobalt, 2004 through 2007 Malibu, 2005 through 2007 G6, No OnStar) facilitates replacement of a factory radio while retaining all factory safety warning chimes and audible turn signal indicators. It is compatible with amplified and nonamplified audio systems.