General Motors' non-automotive products divested in the 1980s through 2000s.
The Old Climax Post Office is a historic post office building in Climax , Michigan .. It was listed on the National Register of Historic Places in 1999 .. National Register of Historic Places. National Register of Historic Places. Originally built in 1931 , the building became a library when a new post office opened across the street in 1964 .. The building is also used by the Prairie Historical Society .