Product Features: Interface designed to allow the replacement of the OEM Radio with an aftermarket receiver in non-amplified 2006-2007 GM Vehicles that use the new GMLAN Data Bus system Retains full functionality of the OnStar system Retains warning and safety chimes with adjustable level output Output for audible turn signal sound Retention of the Retained Accessory Power (RAP) convenience features Required outputs for the installation of a navigation radio included Check the Product Instructions to see basic instructions and compatibility list for the Metra Axxess GMOS-LAN-03 Provides accessory (12-volt 10-amp) Retains R.A.P. (Retained Accessory Power) Used in non-amplified systems or when replacing amplified systems ASWC harness included Retains OnStar/OE Bluetooth Adjustable volume for chimes and OnStar High level speaker input USB updatable Retains balance and fade Compatibility List: Chevrolet: 2007 - 2010 Cobalt 2006 - 2011 HHR 2008 - 2012 Malibu Pontiac: 2007 - 2008 G5 2009 - 2010 G6 2006 - 2009 Solstice Saturn: 2006 - 2009 Aura 2006 - 2009 Sky