Owner's Manual
Page 384
...and goodwill are important to your dealer and to give your inquiry prompt attention. If your concern has not been resolved to call the GMC Consumer Relations Manager at that your concern will be resolved by the dealer's sales or service departments. Have the following Step One first.... 7-2 If the matter has already been reviewed with the sales, service or parts manager, contact the owner of all concerned, misunderstandings can be resolved at 1-800-263-3777 (English) or ...
...and goodwill are important to your dealer and to give your inquiry prompt attention. If your concern has not been resolved to call the GMC Consumer Relations Manager at that your concern will be resolved by the dealer's sales or service departments. Have the following Step One first.... 7-2 If the matter has already been reviewed with the sales, service or parts manager, contact the owner of all concerned, misunderstandings can be resolved at 1-800-263-3777 (English) or ...