Mix flour and seasonings in large resealable plastic bag. Add ribs; seal bag. Shake until ribs are evenly coated. Remove ribs from bag; gently shake off excess flour mixture.
Heat oil in large skillet. Add ribs; cook 2 min. on each side or until evenly browned on both sides.
Mix broth, orange juice and dressing until blended; pour over ribs. Bring to boil; cover. Simmer on low heat 1-1/2 to 2 hours or until ribs are tender and done (145°F).
Remove ribs from skillet, reserving liquid in skillet; cover ribs to keep warm. Add sugar to liquid in skillet; stir with whisk until blended. Cook 10 min. or until sauce is slightly thickened, stirring constantly. Pour sauce over ribs.