Net Promoter® NPS®, NPS Prism®, and the NPS-related emoticons are registered trademarks of Bain & Company, Inc., Satmetrix Systems, Inc., and Fred Reichheld. Net Promoter Score™ and Net Promoter System™ are service marks of Bain & Company, Inc., and Fred Reichheld.
Dealership will not acknowledge the car is a lemon and continue charging them to fix a clearly defective product that probably needs to be recalled.
Save yourself the time and money and buy your car elsewhere.