The Ported Vacuum Switch, is an automotive component used in certain vehicles. This switch is part of the emissions control system and plays a role in controlling vacuum signals to various components in the engine, particularly for vehicles equipped with carburetors.
| Make | Model | Years |
| Chevrolet | C10 Suburban | 1979 - 1984 |
| Chevrolet | C20 Suburban | 1979 - 1984 |
| Chevrolet | Camaro | 1980 - 1987 |
| Chevrolet | Caprice | 1980 - 1988 |
| Chevrolet | Corvette | 1980 - 1981 |
| Chevrolet | El Camino | 1983 - 1984 |
| Chevrolet | G10 | 1983 - 1984 |
| Chevrolet | G20 | 1983 - 1984 |
| Chevrolet | G30 | 1983 - 1984 |
| Chevrolet | Impala | 1980 - 1985 |
| Chevrolet | K10 Suburban | 1967 - 1983 |
| Chevrolet | K20 Suburban | 1983 - 1984 |
| Chevrolet | K5 Blazer | 1983 - 1984 |
| Chevrolet | Malibu | 1980 - 1983 |
| Chevrolet | Monte Carlo | 1980 - 1988 |
| Chevrolet | P30 | 1985 - 1986 |
| GMC | C1500 Suburban | 1979 - 1984 |
| GMC | C2500 Suburban | 1979 - 1984 |
| GMC | Caballero | 1983 - 1984 |
| GMC | G1500 | 1983 - 1984 |
| GMC | G2500 | 1983 - 1984 |
| GMC | G3500 | 1983 - 1984 |
| GMC | Jimmy | 1983 - 1984 |
| GMC | K2500 Suburban | 1983 - 1984 |
| GMC | K3500 | 1979 - 1986 |
| GMC | P3500 | 1985 - 1986 |
| Oldsmobile | Custom Cruiser | 1986 - 1987 |
| Oldsmobile | Cutlass Salon | 1975 - 1986 |
| Oldsmobile | Cutlass Supreme | 1967 - 1987 |
| Oldsmobile | Cutlass | 1961 - 1980 |
| Pontiac | Bonneville | 1983 - 1986 |
| Pontiac | Firebird | 1980 - 1987 |
| Pontiac | Grand Am | 1973 - 1980 |
| Pontiac | Grand LeMans | 1975 - 1980 |
| Pontiac | Grand Prix | 1980 - 1987 |
| Pontiac | LeMans | 1963 - 1981 |
| Pontiac | Parisienne | 1982 - 1986 |
| Color | Black, Gold |
| Hose Connector Quantity | 2 |
| Length (in) | 2.53 |
| Vacuum Port Quantity | 2 |
