RadioPRO3 GM11 Radio Replacement Interface for Select GM Class II and 24-Pin ...

Description

The PAC RP3-GM11 Radio Replacement Interface for Select GM Vehicles without OnStar is for GM vehicles with Class II databus and 24-pin harness. It has a high-current 10 amp accessory output as well as data-controlled outputs for connect to your navigation radio—speed, reverse and E-brake status output wires. It retains the factory-installed amplifier, if so equipped. The RP3-GM11 has a data-controlled RAP accessory output, a plug-in connection for steering wheel control SWI-RC or SWI-X and keeps vehicle data-bus intact for service. The chime volume is adjustable with four levels and off. The interface can be quickly updated if needed from the PAC website using PAC-UP USB adapter.