Metra [70-1858] GM Radio Wiring Harness
- Compatible with GM models from 1988 to 2005.
- Easy installation for aftermarket radio systems.
- Plugs directly into factory harness for convenience.
- Features a 21-pin power and speaker connector.
- Durable design ensures long-lasting performance.
- Eliminates the need for cutting factory wiring.
- Streamlines aftermarket receiver installation process.