This UAC HVAC Pressure Switch fits your 1991 1990 1989 Chevrolet R3500 and is perfect for a tune up or performance upgrade. .
UAC HVAC Pressure Switch For 1980-1989 GMC P2500
UAC HVAC Pressure Switch For 1986-1993 Cadillac Seville
UAC HVAC Pressure Switch for 1987-1991 Chevrolet Cavalier 2.0L 2.2L 2.8L ye
UAC HVAC Pressure Switch For 1987-1991 GMC R3500
UAC HVAC Pressure Switch For 1987-1992 Cadillac Brougham
UAC HVAC Pressure Switch For 2001-2003 Chevrolet Silverado 2500 HD
