Metra Metra GM LAN-11 OnStar interface 2006-2012

Provides Accessory Power (12-Volt 10-Amp); Retains R.A.P. (Retained Accessory Power); Used In Amplified And Non-Amplified Systems; Retains Chimes And Balance And Fade; Provides NAV Outputs (Parking Brake, Reverse, Mute And Speed Sense); Pre-Wired AXSWC Harness (AXSWC Sold Separately); Retains Onstar/OE Bluetooth; Adjustable Gain Control For Chimes And Onstar; High-Level Speaker Input; Micro-B USB Updatable; Black Finish