Owner's Manual
Page 326
...'s facility. If the matter has already been reviewed with the sales, service, or parts manager, contact the owner of dealership management, it appears your concern cannot be resolved by the dealership without further help, contact the Buick Customer Assistance Center by calling 1-800-521-7300. Please... have a concern. 7-2 Normally, any concerns with the sales transaction or the operation of Canada Customer Communication Centre by your GM dealer's sales or service ...
...'s facility. If the matter has already been reviewed with the sales, service, or parts manager, contact the owner of dealership management, it appears your concern cannot be resolved by the dealership without further help, contact the Buick Customer Assistance Center by calling 1-800-521-7300. Please... have a concern. 7-2 Normally, any concerns with the sales transaction or the operation of Canada Customer Communication Centre by your GM dealer's sales or service ...