• Does not retain uConnect
• In Premium Amplified Systems only two input channels can be used from the aftermarket radio, therefore there will be no fading capability of the aftermarket stereo.
• Vehicles equipped with a factory Alpine system MUST use revision 1.1.4a or higher

Current Revision #: 1.1.6a   Description: Fixes reverse output false triggering & digital amp not turning on

Revision #: 1.1.6   Description: Fixes "No Signal" text on instrument cluster seen in 2012 vehicles

Revision #: 1.1.4a   Description: Fixes issue with factory sub not turning on in Alpine system

Revision #: 1.1.4   Description: Adds factory VES retention and Voice Prompt & Phone SWC support

Revision #: 1.1.3    Description: Initial Release

• Keeps Data-Bus Intact for Vehicle Service & Emissions Testing
• Built in SWI-CAN
• Data controlled RAP accessory output wire
• Data controlled parking brake wire
• Data controlled reverse trigger
• Data controlled vehicle speed sense wire
• Data controlled illumination output
• Retains factory-installed amplified audio system

• Please click here for the C2R-CHY4 Instruction Manual