154011-2700 ZEXEL 9 421 610 780 BOSCH UNION NUT 9421610780 1540112700 1157296890

Customer Assistance
When a problem arises concerning the sale, operation or service of your engine, it will normally be handled by the distributor or dealer in your area. Please refer to the Caterpillar Truck Engine Parts & Service Directory which will identify the facility nearest you, the hours of operation, phone number and how to locate the dealer.Caterpillar has authorized parts & service outlets throughout North America to satisfy your needs. These authorized dealers provide:* Factory Trained Service Personnel.* At many locations, 24 hour a day service and parts availability.* Complete offering of Remanufactured Components.* Product information and published service literature.Your satisfaction is a primary concern to Caterpillar, its distributors and their dealers. To assure your complete satisfaction, we suggest the following steps be followed should you have a problem that has not been handled to your satisfaction.Step One
Discuss your problem with a member of management from the distributorship or dealership. If your problem originates with a dealer, explain the matter to a management member of the distributorship with whom the dealer has his parts and service agreement.Step Two
When it appears that your problem cannot be readily resolved at the distributor level without additional assistance, contact your Caterpillar District Office. The phone number is available at the dealer/distributor.Step Three
If you are still not satisfied, call Caterpillar Factory Customer Services (24 hour service) at 1 (800) 447-4986.When contacting Caterpillar direct, please keep in mind that ultimately your problem will likely be resolved at the distributorship/dealership using their facilities, equipment and personnel. Therefore, it is suggested that you follow the above steps in sequence when experiencing a problem.