GM August Sales Down 20.7% From August 2007; Still Best Sales Month In …

General Motors » 9/03/08 4:55pm 9/03/08 4:55pm is reporting total August 2008 sales down 20.7% from August 2007; the report had a silver lining, however, as August marked the best month for GM sales in 2008 largely due to the popular sale the automaker has been running since Aug. 20. That sale has since been extended through September 30 and…