Spray 12-inch nonstick skillet with nonstick cooking spray. Heat over high heat until hot. Add beef; sprinkle with seasoned salt. Cook until browned on both sides.
Add tomatoes, chiles, taco sauce, chili powder and cumin; stir to mix. Reduce heat to low; cover and simmer 1 1/2 to 2 hours or until beef is tender, stirring and turning beef occasionally.
Stir in corn and onions. Cover; cook an additional 8 to 10 minutes or until corn is tender.