The contact owns a 2020 Jeep Cherokee. The contact stated while attempting to drive from a complete stop, the parking brake engaged unintendedly, causing the vehicle to stop abruptly, almost causing the contact to hit her head against the steering wheel. The contact stated that the failure nearly caused the vehicle to be rear-ended. There was no warning light illuminated. The contact stated that the failure had been recurring increasingly. The dealer was notified of the failure and informed the contact that the vehicle could only be repaired free of charge if it was covered under warranty. The vehicle was not diagnosed or repaired. The manufacturer was not notified of the failure. The failure mileage was approximately 30,000.