Metra 71-1858 Reverse Wiring Harness for Select 1987-2005 GM Vehicles
Reverse Wiring Harness for Select 1987-2005 GM Vehicles 21-pin plugs into OEM Radio Power/4 Speaker Harness is designed to plug in the factory radio Can be used to repair a harness where the plugs have been cut off or damaged Authorized Internet Dealer 1-year Manufacturer.

Metra 70-1858 Radio Wiring Harness For GM 88-05 Harness
Connects an Aftermarket Receiver to Factory Plug on Select 1988-2002 GM Vehicles. We at Metra always strive to listen to our customers. You have told us to do a better job at telling the Metra story. For over 60 years, Metra has maintained its cutting edge by paying attention to our marketplace and innovating products to fit the needs of the installer. We are the 'Installer's Choice' because we are installers.