Are You Truly Equipped to Maintain Your VehicleShare:FacebookPinterestTwitterMail13.How does increasing the weight of your car affect its fuel economy?43%Next Correct Incorrect A heavier car typically has poorer fuel economy, even if all other factors remain the same. 13.How does increasing the weight of your car affect its fuel economy? It goes up. It goes down. It doesn't change. It depends. 43%