PAC C2R-GM11B Radio Replacement Interface for Select 2004-up GM LAN Vehicles with Out OnStar Retains all safety warning chimes Amplifier turn-on output wire, Provides 10-minute RAP accessory output Single wire output for steering wheel control module Chevrolet Cobalt	2005 - 2006, Chevrolet Malibu 2004 -2007, Chevrolet	 Malibu Classic 2008, Chevrolet Malibu Maxx 2004 - 2007, Pontiac G6	2005 - 2009. Radio Replacement Interface for Select 2004-up GM LAN 11-Bit Vehicles without OnStar Plug and play interface May also be used on vehicles with OnStar if OnStar is not serviced or is unwanted Provides an accessory turn on wire Retains the factory Retained Accessory Power (RAP) feature