OS-2C-CTSX

GM OnStar interface 2003-2007 Cadillac CTS with or w/o Bose.
Scosche
brand and PAC AMERICAN INTERNATIONAL BEST KIT.
Radio Replacement Interface for select 2003 - 2007 Cadillac vehicles with OnStar and 16-pin and 20-pin connectors
Upgrade to an aftermarket radio with PAC’s OS-2C-CTSX. The radio replacement adapter has been engineered to seamlessly integrate with the vehicle’s data bus system to keep important features in Cadillac vehicles such as OnStar, Bose sound system, and safety and warning chimes.

The radio replacement interface provides navigation connections such as VSS, illumination, parking brake, reverse trigger, and 10 Amp rated 12-volt accessory.
OS-2C-CTSX is compatible with steering wheel interface (SWI) modules, such as PAC’s SWI-CP2, to keep steering wheel controls.