Van Nuys Assembly was a General Motors automobile factory in Van Nuys, California. The plant opened in 1947 producing Chevrolet Advance Design trucks. Later it would produce several different models including Chevrolet full-size, Chevrolet Corvair, Chevrolet Greenbrier, Chevrolet Chevelle, Chevrolet Nova/Buick Apollo/Oldsmobile Omega/Pontiac Ventura, and Chevrolet Camaro/Pontiac Firebird. It also produced the Chevrolet Monte Carlo and the Buick Skylark. The plant was closed in 1992 when Camaro/Firebird production moved to Sainte-Thérèse Assembly in Quebec due to air quality remediation efforts.