Tl* the contact owns a 2017 jeep cherokee. while driving at an unknown speed on the interstate, the parking brake independently applied itself. as a result, the vehicle was almost involved in a rear end collision. the service shifter warning indicator illuminated. the vehicle was taken to mclarthy daniel ford lincoln (2609 s walton blvd, bentonville, ar) where it was diagnosed that the shifter failed and needed to be replaced. the vehicle was repaired, but the failure recurred. the manufacturer was notified of the failure. the failure mileage was approximately 312.