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  • Toll Free: 866.287.7278
  • Office: 952.435.9060

Telin Transportation Group


over 80 years of technician experience

Our service department offers full-service support on everything we sell, a complete line of parts, and warranty administration. Our commitment is to correct the problem right the first time and keep your buses on the road and operating safely.

Tech Line

Call Dan Sprengeler, certified trainer. Free call and NO COST technical counsel to Telin customers. 


Our techs have the ability to connect to your computer to help you resolve a problem remotely.  Click the link below to be directed to a shared computer site. You will need to ask for a user name and password to log in.

ElDorado Electrical Center

Click Here to find links to Schematics, WIre Diagrams, Troubleshooting Guides for the ELDorado Buses

Customer Support

Thomas customer call center

Daimler software technical support

Nexiq customer support

Meritor technical support

Cummins Care

Cummins Logo by Telin Transportation Group
Thomas Bus Logo by Telin Transportation Group