Please select from one of the support areas below. You may submit your inquiry online or by calling one of the designated numbers.

DTNAConnect Technical Support
Contact DTNAConnect Technical Support if an application or other resource is not performing as expected.

Phone: 855-639-8680

Note: If you have questions on changing your level of access, most DTNA customers will need to work directly with their organization’s Security Administrators.

Product Concerns
Submit your product concern online or call one of the following:

Freightliner/WesternStar/Freightliner Custom Chassis: 800-385-4357

Thomas Built Buses: 855-253-0419 (Customers)     855-639-8686 (Dealers)