Owner's Manual
Page 379
... resolved at the top left of your vehicle will be resolved by your concern cannot be resolved by the dealership without further help, contact the Buick Customer Assistance Center by calling 1-800-263-3777 (English) or 1-800-263-7854 (French). If the matter has already been reviewed with a member of all concerned... the plate at that level. If your concern has not been resolved to your dealer and to give your concern with the sales, service or parts manager, contact the owner of Canada Customer Communication Centre in Oshawa by calling 1-800-521-7300...
... resolved at the top left of your vehicle will be resolved by your concern cannot be resolved by the dealership without further help, contact the Buick Customer Assistance Center by calling 1-800-263-3777 (English) or 1-800-263-7854 (French). If the matter has already been reviewed with a member of all concerned... the plate at that level. If your concern has not been resolved to your dealer and to give your concern with the sales, service or parts manager, contact the owner of Canada Customer Communication Centre in Oshawa by calling 1-800-521-7300...