Please clean The cooling system pipe of the your car ,Before installing the compressor Applications: *1990-1995 Ford Bronco 5.0L (with Factory Installed A/C;) *1990-1995 Ford Bronco 5.8L (with Factory Installed A/C;) *1990-1996 Ford E-150 Econoline 4.9L (Type I;with 12 O'Clock Coil;with Factory Installed A/C;) *1990-1996 Ford E-150 Econoline 5.0L (Type I;with 12 O'Clock Coil;with Factory Installed A/C;) *1990-1996 Ford E-150 Econoline 5.8L (Type I;with 12 O'Clock Coil;with Factory Installed A/C;) *1990-1996 Ford E-150 Econoline Club Wagon 4.9L (Type I;with Factory Installed A/C;) .