Metra Metra Cadillac Amplified OnStar Interface 2003-2006

Provides Accessory Power (12-Volt 10-Amp); Retains R.A.P. (Retained Accessory Power); Used In Amplified Systems; Retains Chimes; Provides NAV Outputs (Parking Brake, Reverse, Mute And Speed Sense); Retains Onstar/OE Bluetooth; Micro-B USB Updatable; Black Finish