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The Metra 40-GM20 Antenna Adapter is designed for compatible vehicles equipped with a factory radio using the mini “barbed” antenna connector.
This adapter allows you to connect an aftermarket antenna to the original factory/OEM radio without cutting or splicing the factory antenna connection.
Ideal for car audio installations, replacement antennas and vehicles where the original factory radio is being retained.
Designed primarily for selected General Motors vehicles and other compatible vehicles equipped with the applicable factory radio mini-barbed antenna connection.
Applications may include selected vehicles from:
Vehicle compatibility varies by make, model, year and factory radio configuration.
Please check your vehicle's existing antenna connector before purchasing to ensure compatibility.
The Metra 40-GM20 provides a convenient adapter connection when retaining a compatible factory radio and installing an aftermarket antenna.
Simply connect the appropriate ends between the compatible factory radio antenna connection and aftermarket antenna.
No cutting or splicing of the factory antenna connection is normally required.
This adapter is not universally compatible with every GM vehicle. Different antenna connectors were used across vehicle models, years and factory audio systems.
Please verify your vehicle's make, model, year, factory radio and antenna connector before purchasing.