If your shop services Volvo or Mack trucks, you already know that Tech Tool (PTT) is the OEM’s factory diagnostic and programming platform. The latest release, Tech Tool 2.8, brings updated security requirements, improved installation flow, and tighter update processes. This guide breaks everything down into a clear, technician-friendly walkthrough...

If your shop works on Isuzu NPR, NQR, NRR, or F-Series trucks, you’ll eventually need Isuzu IDSS (Isuzu Diagnostic Service System) — the official OEM diagnostic and programming software for North American Isuzu commercial vehicles. This guide gives technicians a clear, step-by-step overview of how to install IDSS, set it...

PACCAR ESA (Electronic Service Analyst) is the official diagnostic and programming software used on Kenworth and Peterbilt trucks equipped with PACCAR engines. If your shop services MX-11, MX-13, or PX series engines, ESA is the OEM tool you’ll use for fault diagnostics, aftertreatment functions, parameter changes, and ECU updates. Step-By-Step...