Detroit™ engine and axles owners enjoy comprehensive warranty coverage, including a fast, hassle-free process and expedited parts and service for critical downtime situations.
Engine Service Warranties
DD13, DD15, DD16
Front Steer Axles Warranty
For the front steer axle, warranty coverage includes the I-beam, steering knuckles, spindles, kingpins, kingpin bearings and steering arms. Detroit allows 100% warranty coverage of all knuckle parts, including the kingpin. Progressive damage is also covered. Front axles are covered for up to 5 years/750,000 miles for on-highway applications.
Rear Axles Warranty
Warranty coverage includes the axle housing, carrier assembly, inter-axle differential, axle shafts, gaskets and seals. Detroit offers a standard 5-year/750,000 mile warranty on Class 8 on-highway applications when synthetic lube is installed.
For the DT12, warranty coverage is 5 year/750,000 miles on 100% on-highway applications in the U.S. and Canada. The CPCA clutch coverage is 3 year/300,000 miles. See warranty parchment for exclusions.
There are other applications that cover other warranty coverages. Please consult with your local service location for exact warranty parchment details. The coverages listed above pertain to customers in U.S., Canada and Mexico except where noted.
Detroit’s extended engine service coverage covers tomorrow’s costs at today’s pricing. After reviewing your base warranty coverage, consider extended service coverage for protection on engine systems and components that fit your needs and application.
Multiple time and distances are available for up to 6 years/600,000 miles for on-highway or 7 years/250,000 miles for vocational coverage.
After your base warranty ends, you will be able to count on extended service coverage
to control your out-of-pocket repair costs making your business expenses more predictable.
Detroit Extended Coverage is also available for the DT12 transmission, DT12 clutch, Detroit
axles and used Detroit engines.
For more details on how extended coverage can benefit you, contact your nearest authorized Detroit service location.
To view all coverage options, visit our Aftermarket Service Products site.Detroit Coverage
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