Preheat grill for 10 minutes.
Alternate ham cubes, whole onions and green pepper pieces on six 12 to 14-inch skewers.
Add 1 orange wedge to end of each kabob.
Grill at MEDIUM with hood open until ham cubes are seared, 10 to 15 minutes, turning kabobs over and brushing with sauce frequently.
Barbecued Ham Kabobs: Substituting 1/2 cup Easy Barbecue Sauce for sweet-and-sour sauce.