The startups building our legacy. Our passion really is to see startups succeed. That’s why we invest and accelerate hundreds each year. Cox And Stokes Us Foreign Policy Pdf Merge on this page. Sign up to our newsletter. Does Truck Diagnostic System replace Premium Tech Tool? No, there are a number of differences between TDS and PTT. 2 two main advantages to PTT is its guided diagnostics and software programming. Additionally, warranty work requires the use of PTT. TDS is designed for technicians working on Mack trucks or Volvo.