Cut Roast In Half; Place In A Slow Cooker. Sprinkle With Seasoned Salt And Garlic Powder. Cover And Cook On Low For 4 Hours Or Until Meat Is Tender. Remove Meat; Skim Fat From Cooking Juices. Shred Meat With A Fork And Return To The Slow Cooker. Combine Barbecue Sauce And Cola; Pour Over Meat. Cover And Cook On High For 1-2 Hours Or Until Sauce Is Thickened. Serve On Rolls.