Pontiac Union Station has 3 arrival/departure tracks, 3 holding tracks and passenger service area. It also contains a 5 stall round house and is
the primary servicing area for diesel power. Engines can be fueled, sand and washed. Passenger trains are served by the commissary and Railway Express Terminal. There is a seven (7) track freight yard. Pontiac Yard is one of the busy yards in the MIO System.