Ever wonder what that small tube on your Volvo D13 or Mack MP8 is actually doing? That’s the Venturi Tube — the part responsible for measuring EGR flow using a pressure drop so the ECM knows exactly how much exhaust gas is being recirculated. When it clogs or leaks, you get bad readings, poor performance, and derates.Raw clip explains it all.TAT Express4140 Langdon Rd, Dallas TX 75241972-225-3017Google link: https://maps.app.goo.gl/KzW9PgYB8Vr7Vw8x7?g_st=ipcFull video: https://youtu.be/roRAA_ZTa

🛢️🔧 Oil Leak Found – Inspection Near EGR Valve on MP8 Engine 🔧🛢️During inspection, our specialist tech identified an oil leak coming from an oil line near the EGR valve on this MP8 engine. The leak was traced to a worn line connection — a common issue that can easily go unnoticed until it begins affecting engine performance.💡 Why oil leaks near the EGR valve happen: • Aging or brittle oil lines from heat exposure 🌡️ • Loose fittings or improper sealing at connections • Vibration or engine

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