Introduction
This manual provides comprehensive instructions for the installation and use of the American International Ai GM6 Antenna Adapter. This adapter is designed to connect a factory antenna to an aftermarket radio in various 1984-2013 GM and select import vehicle models.
Important Safety Information
WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
Always ensure the vehicle's battery is disconnected before beginning any electrical installation to prevent electrical shock or damage to the vehicle's electrical system. Consult a professional if you are unsure about any installation steps.
Package Contents
- One (1) American International Ai GM6 Antenna Adapter
Setup and Installation
The Ai GM6 Antenna Adapter is designed for straightforward installation, typically taking only a few minutes. It connects the existing factory antenna cable to the aftermarket radio's antenna input.
Installation Steps:
- Prepare the Vehicle: Ensure the vehicle's ignition is off and the negative terminal of the battery is disconnected to prevent electrical issues during installation.
- Access the Radio: Carefully remove the factory radio from the dashboard to access the wiring harness and antenna connection. Refer to your vehicle's specific service manual for instructions on radio removal.
- Locate Factory Antenna Cable: Identify the factory antenna cable connected to the rear of the original radio. This cable typically has a standard Motorola-style male connector.
- Connect the Adapter:
- Connect the female end of the Ai GM6 Antenna Adapter to the male factory antenna cable. Ensure a secure, snap-lock connection.
- Connect the male end of the Ai GM6 Antenna Adapter to the antenna input on your new aftermarket radio.
- Secure Connections: Verify all connections are firm and properly seated.
- Test Functionality: Reconnect the vehicle's battery. Turn on the aftermarket radio and test the radio reception to ensure the adapter is functioning correctly.
- Reassemble: Carefully reinstall the aftermarket radio and any removed dashboard components.

Image: The American International Ai GM6 Antenna Adapter, showing its two distinct ends for connecting to a factory antenna cable and an aftermarket radio. The adapter features a black cable with chrome-plated connectors.
Operation
Once correctly installed, the Ai GM6 Antenna Adapter operates passively, providing the necessary connection for your aftermarket radio to receive signals from the vehicle's factory antenna. No user interaction is required after installation.
Maintenance
The Ai GM6 Antenna Adapter requires no regular maintenance. Ensure connections remain secure during any subsequent work on the vehicle's audio system. Keep the adapter free from excessive moisture or physical damage.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Poor or no radio reception |
|
|
| Adapter does not fit | Incorrect adapter purchased | Verify the adapter's compatibility with your vehicle's make, model, and year, as well as your aftermarket radio's antenna input type. |
Specifications
- Model: GM6
- Compatibility: 1984-2013 GM models and select import vehicles
- Function: Connects factory antenna to aftermarket radio
- Connector Type (Vehicle Side): Factory GM antenna (snap-lock)
- Connector Type (Radio Side): Standard Motorola (male)
- Product Dimensions: Approximately 4.1 x 0.2 x 2 inches
- Item Weight: Approximately 0.01 ounces
- Manufacturer: American International
Warranty and Support
For information regarding warranty coverage or technical support, please refer to the official American International website or contact their customer service department. Keep your purchase receipt for warranty claims.





