Trust the expert technicians and support team at Detroit® to keep your powertrain going strong. Visit any of our more than 700 authorized Detroit® service locations spread across North America and get help from factory-trained technicians, experts who have completed rigorous, award-winning service training.
In addition, Elite Support℠ certified Freightliner and Western Star dealers deliver unmatched customer service and efficiency every time a truck comes in for repair. With regular maintenance, our service technicians ensure the components of your powertrain continue to deliver the performance and efficiency you expect from Detroit® products.
Click below for more information on available warranties and extended service coverage for the entire Detroit® family of products.View Warranties and Extended Service Coverage
To extend the life of your Detroit® powertrain components, we offer the following service programs.
PowerPacks Program– repair or replace fuel injectors to boost fuel efficiency
StepUP® Overhaul Program– four ways to overhaul your engine
DPF Cleaning Program– reconditioned DPFs tested to meet OE standards
The Detroit Independent Service Tool site allows independent service locations to purchase Detroit Diesel Reprogramming System (DDRS) software, Detroit Diesel Diagnostic Link (DDDL) software and the Nexiq USB-Link translator.
Detroit® service manuals are available through a Power Service Literature (PSL) subscription. Visit here to learn more.
All DDCSN content has been migrated to our DTNAConnect web portal. All information previously on the DDCSN is now on DTNAConnect. We have created a quick reference guide to help you locate the migrated content on DTNAConnect. Existing DDCSN login credentials will also work with DTNAConnect. Please work with your security administrators for login or content issues. If you do encounter any technical issues, please contact the Software Support Center at 855-639-8680 or firstname.lastname@example.orgDTNA CONNECT PORTAL LOGIN