For 1979-1986 GMC C2500 Suburban-Safety Release Radiator Cap Gates 178NY82

For 1979-1986 GMC K3500-Safety Release Radiator Cap Gates 178EG46

For 1979-1986 GMC C2500-Safety Release Radiator Cap Gates 178YI83

For 1979-1986 GMC C1500-Safety Release Radiator Cap Gates 178UJ75

For 1979-1986 GMC C1500 Suburban-Safety Release Radiator Cap Gates 178IH54

For 1988-2000 GMC C3500-Safety Release Radiator Cap Gates 178DU52

For 1991-2000 GMC C3500-Safety Release Radiator Cap Gates 176XY41

For 1988-1999 GMC C1500-Safety Release Radiator Cap Gates 178KM62