HVAC Pressure Switch. 1999 Chevrolet Silverado 1500 4.3L V6; High Pressure Cutout | For Pigtail Use 1711880;. 1999 Chevrolet Silverado 1500 4.8L V8; High Pressure Cutout | For Pigtail Use 1711880;. 1999 Chevrolet Silverado 1500 5.3L V8; High Pressure Cutout | For Pigtail Use 1711880;.
