Clason Buick GMC, Inc. Share: Auto Dealership Clason Buick GMC, Inc. Visit Website 3232 Mormon Coulee Road PO Box 6 La Crosse, WI 54601 (608) 788-7246 (608) 788-7249 (fax) About Rep Info Map About Sales, leasing, service of new & used vehicles. Whom to Contact Tim Clason President PO. Box 6 La Crosse, WI 54602-0006 Phone: (608) 788-7246 What's Nearby? Distance: 5 10 15 20 25 50 mi.