Trust the expert technicians and support team at Detroit to keep your powertrain going strong. Visit any of our more than 800 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.
DDCSN serves as both a public customer website and secure service portal to access DETROIT branded product service and parts information, tools, training, and more. Here you can access a wide range of product literature such as operator mauals, warranty booklets, and even service bulletins. You can also find parts catalogs, sales and marketing programs, webinars, and much more.Log Into DDCSN
DTNA Connect is the starting point for working with all brands and franchises that fall under the Daimler Trucks North America umbrella: Detroit, Thomas Built Buses, SelecTrucks, Sterling, Freightliner, and Western Star. Here, you can access the full spectrum of online applications, resources and tools you need. Whether you use DTNA online resources to complete repairs, purchase parts, submit warranty claims, spec new vehicles or track the status of your truck orders, DTNAConnect streamlines the tasks and activities that are part of your daily work routine.Log Into DTNA Connect Portal