Axxess AXRC-GM4 00-05 GM DATA BUS INTRFC

• Provides accessory power (12-volt 10-amp);• Compatible with Buick(R) Le Sabre 2000 to 2005, Aurora 2001 through 2003, and Bonneville 2000 through 2005;• For use in non-amplified models or when bypassing a factory amplifier;• For use in models without OnStar(R);• Retains R.A.P. (retained accessory power);• Provides NAV outputs (parking brake, reverse, and speed sense);• Retains all warning chimes;• High-level speaker input;• Retains balance and fade;• Micro B USB updateable;