What should the engine temp be on a 2004 Chevy Duramax?

My 2004.5 with 120k mi.fan clutch cycles very frequently also. Pulling a 8100 lb 5th wheel up a hill in the summer heat with a/c on. Temp gets to apx 235. Dash comes on and reads High coolant temp. It did it in 2019. I then replaced the fan clutch, waterpump and all coolant hoses.

What should coolant temp be when engine is hot?

With a good OBD2 code reader, you can also check the live data and the parameters of the CTS sensor. Check that the temperature value of the CTS is around 80-90c when the engine is hot. A lot of engine coolant temperature sensors have two wires and the sensor is controlled by Ohm.

What should the engine temp be in a 2004.5 LLY?

Just got a 2004.5 LLY and have a question on the normal running temperature. Seems to be the average temperature is the half way mark between 210 and the far left mark. If I go up a large hill the engine will get up to 210 and stay there for a little while after leveling off the hill before settling back down to that middle notch.

What does the coolant temperature sensor do on an engine?

The engine coolant temperature sensor’s job is to measure the coolant temperature for the engine control module. With this information, the engine control module adjusts the air-fuel mixture depending on the temperature. This article will discuss the most common symptoms of a bad coolant temperature sensor, location, replacement cost.

What’s the name of the coolant temperature sensor?

Coolant temperature sensors are also known as engine coolant temperature sensors or ECT sensors. The principle working of this sensor involves the use of an electrical resistance which measures the temperature of the coolant.

How can I tell if my coolant temperature sensor is bad?

To diagnose the coolant temperature sensor, you need a repair manual for your car model to find what measurement values you should expect from the coolant temperature sensor. Connect an OBD2 Scanner and look for related trouble codes. Check the live data to see the temperature from the sensor.

Are there coolant temp sensors for Ford Ranger?

Rest assured that we stock customized sensors designed specifically for your make and model, such as a Dodge Ram coolant temp sensor and coolant temperature sensors for Ford Ranger pick-up trucks.You can enjoy our Same Day Pickup option when ordering online.

What kind of engine does a 2005 GMC Duramax have?

Remanufactured engines for the 2004-2005 GM 6.6L Duramax LLY Diesel Truck. Auto Meter and ISSPRO Gauges, Gauge Holders and Gauge related accessories for 2004 2005 Chevy GMC 6.6L Duramax LLY – A great gauge display can not only be functional but the perfect way to…

What to do with a 2004 GMC 6.6L Duramax LLY?

Auto Meter and ISSPRO Gauges, Gauge Holders and Gauge related accessories for 2004 2005 Chevy GMC 6.6L Duramax LLY – A great gauge display can not only be functional but the perfect way to… More Details » Intercoolers for 2004 – 2005 Chevy GMC 6.6L Duramax LLY.

What causes a Duramax diesel engine to heat up?

When the engine is working hard, the turbocharger is drawing in a ton of air, and the restrictive stock turbo inlet tube can effectively choke the VGT turbocharger causing the compressor outlet temperature to skyrocket, heating up the intercooler, and ultimately raising the temperature of combustion and the coolant temp.

When to plug in block heater in Chevy 2500HD?

When plugged in, the block heater helps warm the Duramax engine to provide easier starting and better fuel economy in temperatures below 0 degrees Fahrenheit. The block heater should be left plugged in for at least four hours before starting the Chevy 2500HD in cold weather. Pull the hood release lever on the left side of the driver’s foot well.