Preheat oven to 400. Lightly spray a baking dish with cooking spray and set aside.
Cook onion and pepper in 1-2 teaspoons olive oil for 2 minutes
Add in ground turkey, cumin, chili powder and garlic salt and cook over high heat, breaking up turkey until cooked through and no more pink remains
When everything is done cooking, add corn in. Stir.
Roll about 2 big spoon fulls of mixture into each tortilla. Put tightly rolled tortillas into baking dish until the dish is full of rolled tortillas.
Pour cheese sauce over the top of enchiladas.
Cook at 400 for 15 minutes, until edges are slightly brown and cheese sauce is bubbly. Remove from oven.
Top with diced tomatoes and cilantro.