Easily replace the factory radio in your GM vehicle with this all-in-one Radio Replacement Interface by PAC. The RP3-GM13 interface retains your factory-installed amplifier, provides navigation-based output signals and more to help simplify aftermarket radio installation while retaining your vehicle’s factory features. This radio replacement interface also provides a secondary output for adding an optional PAC steering wheel control retention interface.
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- PAC Radio Replacement Interface for Select GM Vehicles,Plug-and-play vehicle connection harness,User manual