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Select from the following Detroit products. For classic 2-Cycle engines (Series 53, 71, 92, 149), visit the MTU Detroit Diesel 2-Cycle website.

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Maintenance Intervals

Detroit DT12® On-Highway Series

When you buy a Detroit product, you’re buying billions of miles of engineering excellence.

DT12-HE: Highly Efficient Long Haul

Maintenance Items

Miles

Kilometers

Weight

80,000 lbs or less

80,000 lbs or less

Standard Oil Drain Intervals

400,000

643,737

Maximum Oil Drain Intervals (with use of Maintenance System)

Up to 600,000*

965,606*

DT12-HE: Long Haul & Short Haul

Maintenance Items

Miles

Kilometers

Weight

Greater than 80,000 to 140,000 lbs

Greater than 80,000 to 140,000 lbs

Standard Oil Drain Intervals

300,000

482,803

Maximum Oil Drain Intervals (with use of Maintenance System)

Up to 400,000*

643,737*

DT12-HE: Severe Duty

Maintenance Items

Miles

Kilometers

Weight

Greater than 140,000 lbs

Greater than 140,000 lbs

Standard Oil Drain Intervals

180,000

289,681

Maximum Oil Drain Intervals (with use of Maintenance System)

Up to 180,000*

289,681*

DT12-H: Long Haul

Maintenance Items

Miles

Kilometers

Weight

80,000 lbs or less

80,000 lbs or less

Standard Oil Drain Intervals

400,000

643,737

Maximum Oil Drain Intervals (with use of Maintenance System)

Up to 400,000*

643,737*

DT12-H: Short Haul

Maintenance Items

Miles

Kilometers

Weight

Greater than 80,000 to 140,000 lbs

Greater than 80,000 to 140,000 lbs

Standard Oil Drain Intervals

300,000

482,803

Maximum Oil Drain Intervals (with use of Maintenance System)

Up to 400,000*

643,737*

DT12-HL: Long Haul

Maintenance Items

Miles

Kilometers

Weight

80,000 lbs or less

80,000 lbs or less

Standard Oil Drain Intervals

400,000

643,737

Maximum Oil Drain Intervals (with use of Maintenance System)

Up to 400,000*

643,737*

*Maintenance System will automatically adjust maintenance intervals depending on multiple factors (transmission type, cooler type, field conditions, driving style, etc). See DDC-SVC-BRO-0118 on DTNA Connect for more information. US & Canada Only.

Warranty

The Detroit transmission comes with the following standard warranty: DT12 GCW greater than 110,000 lbs.: 5 years / 500,000 miles; DT12 GCW less than or equal to 110,000 lbs.: 5 years / 750,000 miles. Exclusions: CPCA and clutch - 3 years/350,000 miles; Yokes (sealing surface only) - 3 years/300,000 miles (follows drive-train warranty). Failure to comply with proper maintenance schedule (e.g. oil inspections, oil changes, etc.) may void warranty coverage.

Detroit Connect Portal

The Detroit™ Connect portal is easy-to-use, one-stop-shop for all vehicle performance data gathered, transmitted and analyzed by Detroit Connect.  The portal gives you access to insights delivered by  Detroit Connect Virtual Technician℠. The Detroit Connect portal will also give you access to new features, such as Remote Updates, and Analytics, available late 2017. Detroit connect portal login

DDCSN

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 dealer.helpdesk@daimler.com

DTNA CONNECT PORTAL LOGIN

DTNA Connect Portal

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. DTNA Connect Portal Login