What Causes A Truck To Overheat While Driving?

Flying Bird Truck Repair25 Feb, 2026Business

A truck engine runs most efficiently at a specific temperature, which is usually somewhere between 190F and 220F. If your temperature gauge reads above this, your engine is overheating. This condition, if left unattended, can cause catastrophic mechanical damage, crippling repair costs, and even engine failure. Understanding the causes of an overheating engine, whether you are a long-haul trucker or a commercial fleet manager, is critical to keeping your vehicle moving and avoiding unexpected downtime. In this guide, we will explain common truck overheating reasons and what you need to watch out for to keep truck running cool.