With an extensive network of over 700 authorized service locations, our expert technicians and support team at Detroit will do everything in their power to get drivers back on the road. All of our service locations offer a full range of Detroit™ parts, with many featuring overnight deliveries, leading to expedited turnaround times and lower overall costs.
When you buy a Detroit product, you’re buying billions of miles of engineering excellence. Tried and true, Detroit engines, axles and transmissions are built to ride the nation's roughest roads with minimal maintenance.
Help when and where you need it. When you buy a Detroit product, you’re buying billions of miles of engineering excellence. Tried and true, Detroit engines, axles and transmissions are built to ride the nation's roughest roads with minimal maintenance.
For classic 2-Cycle engines (Series 53, 71, 92 and 149), visit the MTU Detroit Diesel 2-Cycle website.support by model
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.Learn more about service and warranties
Certified Freightliner and Western Star dealers deliver unmatched customer service and efficiency every time a truck comes in for repair.
Detroit offers a full line of genuine parts through 800+ authorized service locations across the U.S. and Canada.
Visit Elite Support
Engineered for exceptional performance, durability and reliability, Detroit™ Genuine Parts are the only parts you can trust for your Detroit powertrain.
Detroit Genuine Parts
Remanufactured Detroit Genuine Parts provide a cost-effective alternative to new parts with the same performance, durability and reliability. Detroit Reman offers a continually expanding product portfolio, including engines, transmissions, turbochargers, axles and cylinder heads as well as electronics, aftertreatment systems and fuel systems products.
Find Remanufactured Parts
At Detroit, we know our business depends on our customers. To extend the life of your Detroit powertrain components, we offer the following parts and service programs below. Click here to view all parts programs.PowerPacks StepUp® Overhaul Diesel Particulate Filter (DPF) Cleaning Aftertreatment Support
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 email@example.comDTNA CONNECT PORTAL LOGIN