Cook the pasta in salted water according to package instructions, drain, and rinse with cold water.

Prepare the barbecue chicken by chopping or shredding it into bite-sized pieces and mixing with additional barbecue sauce.

Chop the bell pepper, red onion, cherry tomatoes, green onions, and cilantro.

Make the dressing by whisking together barbecue ranch dressing ingredients in a bowl.

Combine the cooled pasta, chicken, chopped vegetables, and dressing in a large bowl; stir well.

Chill the salad in the refrigerator for at least 30 minutes.

Serve chilled, adjusting seasoning if needed.