This fuel tank sending unit is designed to match the fit and function of the original unit on specified applications. Made of quality materials, it is engineered for reliable performance and durability. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Buick Century: 1979, 1980] - [Buick Regal: 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985] - [Chevrolet Malibu: 1978, 1979, 1980, 1981, 1982] - [Chevrolet Monte Carlo: 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988] - [Oldsmobile Calais: 1985] - [Oldsmobile Cutlass Calais: 1978, 1979, 1980, 1981, 1982, 1983, 1984] - [Oldsmobile Cutlass Supreme: 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988] - [Oldsmobile Cutlass: 1978, 1979, 1980, 1981, 1985, 1987] - [Pontiac Bonneville: 1982, 1983, 1984, 1985, 1986] - [Pontiac Grand Am: 1978, 1979, 1980] - [Pontiac Grand LeMans: 1978, 1979, 1980, 1981] - [Pontiac Grand Prix: 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987]