Parts Geek - For 1976-1977 Pontiac Astre Radiator Cap Gates 59496NN. 1977 Pontiac Astre 2.5L 4 Cyl GAS. 1976-1977 Pontiac Astre 2.3L 4 Cyl GAS. Ensure Proper FitTo confirm that this part fits your vehicle, enter your vehicle's Year, Make, Model, Trim and Engine in the Compatibility Table.
