Heat gas or charcoal grill for indirect cooking as directed by manufacturer.
Brush meaty sides of pork ribs with oil; sprinkle with thyme. Place pork, meaty sides up, on unheated side of two-burner gas grill or over drip pan on charcoal grill. (If using one-burner gas grill, cook over low heat.) Cover grill; cook over medium heat 1 hour 30 minutes to 2 hours or until no longer pink when cut near bone and pork is tender.
Meanwhile, in 3-quart saucepan, mix Chipotle Barbecue Sauce ingredients; heat to boiling. Reduce heat; simmer uncovered 15 minutes, stirring occasionally. Brush sauce over pork 2 or 3 times during last 15 minutes of grilling.
Heat any remaining sauce to boiling; boil and stir 1 minute. Cut pork into serving pieces; serve with remaining sauce.