Description
Use this harness to connect a new radio to the factory system. Amplifier Interface Harness. Retains Chimes and Accessory. Works with or Without Onstar and Provides Navigation Wires. The GMOS-13 is designed to be used in the 2005-10 Cadillac STS equipped with Onstar and amplified system. It will retain the warning chimes that are lost when the factory radio is removed. The GMOS-13 also provides a 12-volt switched accessory output along with Mute, Parking Brake, Speed Sense (VSS), and Reverse outputs for the installation of an aftermarket navigation radio. Works with the following vehicles: 2005-2010 Cadillac STS