A Railroader's Bravery (1915)

When Helen learns that wiretappers have make a prisoner of Henry, the relief operator, she severs the wire being tapped, boards a freight train, uncouples the engine, and pursues the tappers, who are in a gasoline speeder. She eventually rescues Henry and captures Noyes, the head of the gang, who is then placed under arrest.

Unfortunately the movie A Railroader's Bravery is not yet available on HBO Max.