Metra WM-GM2 Aftermarket Radio Wire Harness For General Motors and GMC 1973-1993

Metra WM-GM2 GM Radio Wiring Harness The Metra WM-GM2 aftermarket radio harness is designed to connect an aftermarket radio to the factory harness in select 1973-1993 General Motors vehicles, making installation straightforward and reliable. This GM radio wiring harness functions as a radio harness adapter for GM models, allowing you to integrate a new stereo without cutting factory wiring. Ideal as a GM stereo wiring harness or Chevy radio harness for compatible vehicles, it provides the necessary power and speaker connections to support proper audio performance. As a complete radio wiring harness kit for GM applications, the WM-GM2 helps maintain the integrity of your vehicle’s electrical system while simplifying the upgrade process. Metra has spent over 70 years developing practical solutions for installers, focusing on ease of use and thoughtful design. The Metra WM-GM2 GM radio harness reflects that commitment by delivering a dependable aftermarket radio harness solution tailored to fit select GM and Chevy vehicles with precision and consistency.