Part Type: HVAC Binary Switch. 2001 Ford Mustang Submodel: Base; Engine: 4.6L V8 SOHC; EngineVIN: X;. 2001 Ford Mustang Submodel: Equipado; Engine: 4.6L V8 SOHC; EngineVIN: X;. 2001 Ford Mustang Submodel: GT Bullitt; Engine: 4.6L V8 SOHC; EngineVIN: X;.