Wire harness and antenna adapter for installing an aftermarket radio. Important: Wire harness only works with standard non-premium amp factory systems- Not compatible with amp systems like Bose, Infinity, etc. Compatible with: 1988-1996 Buick Century, 1988-1990 Buick Electra, 1988-1994 Buick LeSabre, 1988-1994 Buick Park Avenue, 1988-1994 Buick Regal, 1992-1995 Buick Riviera, 1991-1994 Buick Roadmaster, 1989-1995 Buick Skylark; Cadillac- 1988-1991 Coupe De Ville, 1992-1995 De Ville, 1988-1991 El Dorado, 1999-2002 Escalade, 1988-1993 Fleetwood, 1988-1991 Seville, Made for Chevrolet: 1991-2005 Astro, 2002-2002 Avalanche, 1988-1996 Beretta/Corsica, 1992-1994 Blazer (Full Size), 1990-2001 Chevy Blazer (S-10), 1990-2003 Camaro, 1994-1996 Caprice, 1991-1993 Caprice Classic, 1988-1999 Cavalier, 1990 Celebrity, 1990-2004 Corvette, 1996-2000 Express, 1994-1996 Impala SS, 1990-2001 Lumina, 1990-1996 Lumina APV, 1997-2000 Malibu, 1995-1999 Monte Carlo, 1988-2000 Pick up (C/K), 1990-2001 S-10, 1999-2002 Silverado, 1989-2002 Suburban, 1995-2002 Tahoe, 1988-1995 Van, 1997-1999 Venture; GMC; 1998 - 2001 Envoy, 1990-2001 Jimmy, 1988-2000 Pick Up (C/K), 1992-1993 S-15, 1992-2005 Safari, 1996-2000 Savana, 1999-2002 Sierra, 1994-2001 Sonoma, 1988-1999 Suburban, 1988-1995 Van, 1992-2002 Yukon, 1996-2000 Isuzu Hombre, Oldsmobile: 1992-1995 Achieva,1991-1997 Bravada,1990-1991 Cutlass Calais,1988 - 1996 Cutlass Ciera,1990-1994 Cutlass Supreme,1989 - 1993 Eighty Eight,1989-1993 Ninety Eight, 1990-1997 Silhouette, 1990-1992 Toronado; Pontiac: 1990 - 1991 6000,1992-1999 Bonneville, 1990-2002 Firebird, 1990-2000 Grand Am, 1988 -2003 Grand Prix, 1999-1999 Montana, 1989-1994 Sunbird, 1990-1999 Trans Sport, 1991 - 1999 Saturn S Series1990-1994 Cutlass Supreme,1989 - 1993 Eighty Eight,1989-1993 Ninety Eight, 1990-1997 Silhouette, 1990-1992 Toronado; Pontiac: 1990 - 1991 6000,1992-1999 Bonneville, 1990-2002 Firebird, 1990-2000 Grand Am, 1988 -2003 Grand Prix, 1999-1999 Montana, 1989-1994 Sunbird, 1990-1999 Trans Sport, 1991 - 1999 Saturn S Series. GMC; 1998 - 2001 Envoy, 1990-2001 Jimmy, 1988-2000 Pick Up (C/K), 1992-1993 S-15, 1992-2005 Safari, 1996-2000 Savana, 1999-2002 Sierra, 1994-2001 Sonoma, 1988-1999 Suburban, 1988-1995 Van, 1992-2002 Yukon, 1996-2000 Isuzu Hombre, Oldsmobile: 1992-1995 Achieva,1991-1997 Bravada,1990-1991 Cutlass Calais,1988 - 1996 Cutlass Ciera,. 1990-2001 Chevy Blazer (S-10), 1990-2003 Camaro, 1994-1996 Caprice, 1991-1993 Caprice Classic, 1988-1999 Cavalier, 1990 Celebrity, 1990-2004 Corvette, 1996-2000 Express, 1994-1996 Impala SS, 1990-2001 Lumina, 1990-1996 Lumina APV, 1997-2000 Malibu, 1995-1999 Monte Carlo, 1988-2000 Pick up (C/K), 1990-2001 S-10, 1999-2002 Silverado, 1989-2002 Suburban, 1995-2002 Tahoe, 1988-1995 Van, 1997-1999 Venture. Compatible with: 1988-1996 Buick Century, 1988-1990 Buick Electra, 1988-1994 Buick LeSabre, 1988-1994 Buick Park Avenue, 1988-1994 Buick Regal, 1992-1995 Buick Riviera, 1991-1994 Buick Roadmaster, 1989-1995 Buick Skylark; Cadillac- 1988-1991 Coupe De Ville, 1992-1995 De Ville, 1988-1991 El Dorado, 1999-2002 Escalade, 1988-1993 Fleetwood, 1988-1991 Seville, Made for Chevrolet: 1991-2005 Astro, 2002-2002 Avalanche, 1988-1996 Beretta/Corsica, 1992-1994 Blazer (Full Size),. Wire harness and antenna adapter for installing an aftermarket radio- Wire harness and antenna adapter plugs directly into the car- ---VERY IMPORTANT---- PLEASE READ BEFORE PURCHASE----:Wire harness only works with standard non-premium amp factory systems- Not compatible with amp systems like Bose, Infinity, etc.- Will not retain some features like steering audio controls, Onstar, etc- extra adapters required.