SH410 Wiring Harness Same as GM-1344 / GWH-344 / Metra 70-1858 / Scosche GM02B

Product Features: Plugs into car harness at radio Power/4-Speaker 21-Pin plug Used for Installing an Aftermarket Receiver to factory plug Allows for the installation of an aftermarket radio using the existing factory wiring and connectors No need to cut or splice in factory wiring Compatible with select 1988-2002 GM Vehicles Equivalent to: GWH-344 / Metra 70-1858 / Scosche GM02B Connections: Yellow – 12V Constant Red – 12V Accessory Black - Ground Orange – Dash Light Dimmer/Illumination Green – Left Rear Speaker (+) Green with Black Stripe Left Rear Speaker (-) White – Left Front Speaker (+) White with Black Stripe – Left Front Speaker (-) Purple – Right Rear Speaker (+) Purple with Black Stripe – Right Rear Speaker (-) Gray – Right Front Speaker (+) Gray with Black Stripe – Right Front Speaker (-) Compatible with the following vehicles: Buick: 1988 - 1996 Century 1988 - 1990 Electra 1988 - 1994 LeSabre 1988 - 1994 Regal 1986 - 1995 Riviera 1991 - 1994 Roadmaster 1988 - 1989 Skyh