Heat gas or charcoal grill.
Place hot dogs on grill over medium heat. Cook uncovered 10 to 15 minutes, turning frequently, until hot.
Place chili in medium microwavable bowl; cover loosely. Microwave on high 45 to 60 seconds, stirring every 30 seconds, until hot.
Spoon about 2 tablespoons chili on bottom half of each bun. Place hot dogs on buns. Top with coleslaw.