2007 Chrysler 300 electrical system problems

Driving 60 miles per hour on a houston,texas crowded and busy freeway. My chrysler 300 caught on fire immediately followed by thick black smoke and a strong smell of burning of burning plastic. The car caused cars to come to a complete stop on a 5 lane freeway because of the thick smoke. My steering wheel locked so loss of steering,brakes became mushy. Right before the loud boom fire and smoke.

Tl* the contact owns a 2007 chrysler 300. The contact stated that while driving approximately 60 MPH, the began jerking violently. The failure was recurring. The vehicle was taken to the dealer where it was diagnosed that battery acid was leaking from the battery housing unit and could cause a potential failure with the coolant unit. The contact was advised that the battery housing unit needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure.