Buick Century (1990 1991 1992 1993 1994 1995 1996) - Electra (1990) - LeSabre (92-94) - Park Avenue (91-94) - Riviera (1995) - Roadmaster (1991-1994) - Skylark (92-94) - Cadillac DeVille (90-91) - Fleetwood (90-92) - Stereo wiring Harness, Dash Install Kit Faceplate, with FM Antenna Adaptor (Combo Complete Aftermarket Stereo Wire and Installation Kit) **(INCLUDES ALL PARTS NEEDED FOR INSTALLATION OF AFTERMARKET RADIO) *** THE HARNESS (WILL NOT WORK on PREMIUM / AMPLIFIED SYSTEMS) **WILL NOT WORK ON FACTORY AMPLIFIED SYSTEMS: LIKE BOSE, INFINITY, JBL, ONSTAR, PIONEER, WARNING CHIMES PLAYED THROUGH FACTORY SPEAKERS, AND OTHER PREMIUM SYSTEMS *** DOES NOT WORK ON VEHICLES THAT HAVE R.A.P/CANBUS/ONSTAR/SYNC OR DELAYED TURN OFF SYSTEMS; (WHEN RADIO STAYS ON AFTER PULLING KEY FROM IGNITION, THEN TURNS OFF WHEN A DOOR IS OPENED) ! *** THIS COMBO KIT - REPLACES (FACTORY/OEM STOCK RADIO TO AFTERMARKET STEREO) -STANDARD SOUND SYSTEMS ONLY. (Not for CANBUS or Premium/Amplified SYSTEMS) - RCA to headphone adapter included