The contact owns a 2013 Ford Explorer. The contact stated while driving, the contact noticed a strong unusual odor in the interior of the vehicle. The contact stated that the air conditioner was on, and the odor came through the vents. In addition, the contact stated that he and his minor child developed a headache and became nauseous. Medical attention was not sought as of yet. The vehicle was not diagnosed or repaired by an independent mechanic or the dealer. The manufacturer was made aware of the failure but did not assist. The contact researched and discovered Customer Support Program 19N05, which had a similar failure description. However, the contact was informed that the repair was completed on the contact's vehicle on February 5, 2020. The contact t was advised to contact the NHTSA Hotline to report the failure. The failure mileage was approximately 157,625.