Tucson Auto Repair

Why Is My Car Overheating If your car is overheating and there are no obvious leaks, the oil level is okay, and the cooling system is properly filled, there can be several potential reasons for this issue. Here are some of the most common issues: A Malfunctioning Thermostat: A malfunctioning thermostat can prevent the proper flow of coolant through the engine, leading to overheating. If stuck in the closed position, it obstructs the circulation of coolant. Engine/Radiator Cooling Fan Problems: The radiator cooling fan helps remove excess heat from the engine. If the fan is not working correctly or fails to turn on when needed, it can result in overheating. It is important to check for proper operation of the fans(s) and any associated components. Radiator Blockage: An obstructed radiator will hold back the flow of coolant, causing the engine to overheat. Whether caused by debris or internal buildup, f ... read more

Doing a vehicle coolant system exchange? It is never a good time to break down on the side of the road in the middle of winter with your family in the vehicle.  One of the big causes of breakdowns are caused by overheating issues. Vehicle cooling system perform two things.  Cooling and lubrication.  Cooling systems remove heat from the engine using the properties of heat transfer. Modern cars use liquid cooling systems. These use a fluid call antifreeze circulated within the engine, that is then pumped out of the engine into a radiator, where the heat is released. Over time the coolant in your vehicle breaks down.  The components of the cooling system included a water pump, the thermostat, the radiator, cooling fans, the heater core, the pressure cap, the overflow tank and the hoses.  To prolong the life of the coolant system and minimize vehicle breakdowns it is recommended to change the coolant every 30,000 miles and replace the hoses ever ... read more