Heat oven to 425°F. Spray 15x10-inch baking pan with sides with nonstick cooking spray. In large bowl, combine oil, sage, marjoram, garlic-pepper blend and seasoned salt; mix well. Brush some of mixture over both sides of pork chops. Place pork chops in corners of sprayed pan.
Add squash, bell pepper and onion to remaining mixture in bowl; toss to coat. Arrange vegetables in pan with pork chops.
Bake at 425°F. for 35 to 40 minutes or until pork chops are no longer pink in center and squash is tender, turning chops and stirring vegetables once.