Spring Hill population jumped more than 1,600 percent since Chevy facility opened there . Future uncertain for about 3,000 workers ; GM could close , sell or phase out plant . Web sites and fan clubs popped up across the country . Facility began building Chevy Traverse SUV instead of Saturn last week . Resident says anxious father-in-law mowed lawn about 3,000 times about two years ago .
Spring Hill population jumped more than 1,600 percent since Chevy facility opened there . Future uncertain for about 3,000 workers ; GM could close , sell or phase out plant . Facility began building Chevy Traverse SUV instead of Saturn last week . Resident says anxious father-in-law mowed lawn about 3,000 times about two years ago .