Stir black beans and salsa together in a slow cooker set to Low.
Break ground turkey into a skillet over medium heat; season with salt and pepper. Cook and stir turkey until completely browned, 5 to 7 minutes. Stir turkey into the black bean mixture. Sprinkle cheese over the turkey and bean mixture.
Cook mixture on High for 1 hour. Reduce to Low setting to keep dip hot while serving.