Cook the noodles according to the package directions, rinse under cold water, drain and set aside.
Heat 3 tablespoons oil in a pot over medium heat. Add the green pepper and snow peas. Saute for 5 minutes. Add the bean sprouts, garlic powder and black pepper and saute for 3-5 minutes, stirring occasionally. Set the vegetables aside.
Heat 2 tablespoons oil in a large pot (or wok) over medium heat. Add the cooked noodles and satue for 2 minutes, stirring occasionally. Then add the soy sauce and cook for 2 minutes. Add the vegetables and cook for 2 more minutes. Adjust the seasonings. Serve the vegetable chow mein immediately.