Wire Harness Adapter (120-1375) Model/Year Faxback Doc. # 7282 Fits Following Models: BUICK 1978-UP CENTURY 1980-90 ELECTRA 1980-91 LE SABRE 1978-83 REGAL 1984-87 REGAL/T-TYPE 1979-90 RIVIERA 1982-89 SKYHAWK 1980-91 SKYLARK 1985-88 SOMERSET REGAL CADILLAC 1987-UP BROUGHAM 1982-88 CIMARRON 1977-UP DE VILLE 1984-91 ELDORADO 1977-UP FLEETWOOD 1985-87 FLEETWOOD BROUGHAM 1977-91 SEVILLE CHEVROLET 1985-89 ASTRO 1973-88 BLAZER 1978-89 CAMARO/Z28 1977-89 CAPRICE 1982-90 CAVALIER (STD) 1985-90 CAVALIER RS/Z24 1982-90 CELEBRITY 1976-87 CHEVETTE 1980-85 CITATION 1977-82 CORVETTE 1984-89 CORVETTE 1978-87 EL CAMINO 1977-89 IMPALA 1978-83 MALIBU 1978-88 MONTE CARLO 1985-88 NOVA 1973-87 PICKUP FULL-SIZE 1982-91 S-10 BLAZER 1982-91 S-10 PICKUP 1972-88 SUBURBAN 1978-87 VAN GMC 1973-88 JIMMY 1973-87 PICKUP FULL-SIZE 1982-91 S-15 JIMMY 1982-91 S-15 PICKUP 1985-89 SAFARI 1973-88 SUBURRBAN 1978-87 VAN OLDSMOBILE 1982-92 CUTLASS CIERA 1985-91 CUTLASS CALAIS 1984-88 CUTLASS SUPREME 1977-86 DELTA 88 1982-88 FIRENZA 1984-90 NINETY EIGHT 1980-84 OMEGA 1975-81 STARFIRE 1979-89 TORONADO PONTIAC 1982-91 6000 1977-90 BONNEVILLE 1984-88 FIERO 1977-89 FIREBIRD 1978-87 GRAND PRIX 1985-91 GRAND AM 1982-83 J-2000 1978-81 LE MANS 1983-86 PARISIENNE 1980-84 PHOENIX 1975-80 SUNBIRD 1982-88 SUNBIRD 1981-87 T-1000 Wires are color-coded for easy connection to the stereo 12-WIRE PLUG: 1. Red = 12 Volt Ignition/Switched 2. Dark Blue = Power Antenna 3. Gray/Black + Right Front Negative 4. White/Black = Left Front Negative 5. Green/Black = Left Rear Negative 6. Violet/Black = Right Rear Negative 7. Black = Chassis Ground 8. Orange = Illumination/Dimmer 9. Gray = Right Front Positive 10. White = Left Front Positive 11. Green = Left Rear Positive 12. Violet = Right Rear Positive 1-WIRE PLUG 1. Yellow = 12 Volt Battery/Constant (br/all-8/11/94)