BRIEF: Bob Tolkan Buick Pontiac GMC to close Trading Markets (press release), CA Jun 11, 2009 (Milwaukee Journal Sentinel - McClatchy-Tribune Information Services via COMTEX) -- GMCEQ | Quote | Chart | News | PowerRating -- Bob Tolkan Buick Pontiac GMC will close for good as early as Friday and general manager and second-generation ... Bob Tolkan Dealership Closes |