Facilitates replacement of a factory radio while retaining all factory safety warning chimes and audible turn signal indicators. Compatible with amplified and non-amplified audio systems.

• Retains all safety warning chimes
• Provides 10-minute RAP accessory output
• Compatible with all audio system levels
• Amplifier turn-on output wire
• Single wire output for steering wheel control module

NOTICE:
2012 Avalanche, Sierra, Silverado Suburban, Tahoe & Yukon vehicles equipped with a navigation radio are not compatible
Chevrolet Express vans & GMC Savannah vans equipped with diesel engines are not compatible
Does not retain OnStar. For OnStar retention please use the OS-5
Not compatible with BOSE &quote;Premium&quote; (Y91) amplifier