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DiagnosticLink is a subscription based application supporting DDEC 6 through GHG17 engine platforms including Freightliner, Western Star, & Thomas Built Buses vehicle support.   

  • Diagnosticlink Standard provides ECU information, diagnostic fault codes, instrumentation information, service routines, the ability to run system tests, and edit ECU parameters.
  • DiagnosticLink Professional includes all the features of DiagnosticLink Standard with the additional ability to reprogram.  

Getting Started

DiagnosticLink Help