Cummins 3946849 190 Degree Thermostat Dodge Ram Cummins


The Cummins 3946849 is the OEM replacement 190 Degree Thermostat is for 1998.5 to 2002 Dodge Ram 2500 and 3500 5.9L Cummins Turbo Diesel Engines.

In stock
Cummins 3946849

Cummins Common Rail 190 Degree Thermostat With O-Ring

Dodge Ram 5.9L Cummins 190 Degree Replacement Thermostat

This Cummins 3946849 190 Degree Thermostat applications:

  • 1998.5 to 2002 Dodge Ram 2500 trucks with the 5.9L Turbo Diesel Engine.
  • 1998.5 to 2002 Dodge Ram 3500 vehicles with the 5.9L Turbo Diesel Engine.

The Cummins 190 Degree Thermostat Kit includes:

  • Cummins 190 Degree Thermostat
  • Cummins 190 Degree Thermostat Seal
  • This Cummins Thermostat is an Original Equipment Manufacturer part which is the same part that was made and installed at the factory where the engine was produced.

The 1998.5 to 2002 Dodge Ram 5.9L Cummins Thermostat cross-references to:

  • Mopar 5015708AC:

Replacement OEM Cummins 190 Degree Thermostat and Seal Kit are for the Dodge Ram Cummins powered trucks.

NOTE: The CUMMINS 3946849 190° Thermostat for the 1998.5 to 2002 Dodge Ram 5.9L Cummins Diesel Engine is a Non-Returnable Part! Please make sure you have ordered the correct thermostat for your Dodge Ram diesel trucks.

Product Application
1998.5 to 2002 Dodge Ram 2500, 3500, trucks with the 5.9L Cummins
What does the Dodge Ram 190 Degree Thermostat do?
The Dodge Ram Cummins 190 degree Thermostat allows low temperature coolant from the radiator into the engine to keep the operating temperature within a predetermined range.

What are the waring signs that you may have a defective thermostat?
The warning signs that your operating a Dodge Cummins 5.9L with a bad thermostat are the inability to generate engine heat or the operation of high engine coolant temperatures. These are signs the thermostat is now stuck in the open or closed position. A defective thermostat will cause the engine to operate below the correct operating temperature or overheat.

What is the best advice on how to correct these symptoms?
If you are currently experiencing any of these symptoms its time to replace the Cummins 3946849 190 Degree Thermostat yourself in order to alleviate this issue.

What if I choose a lower priced Thermostat?
The use of a less expensive thermostat is a prime example of you get what you pay for. The Cummins turbo diesel is designed for peak operating performance when it runs at the correct operating temperature. We have had many customers purchase the OEM Cummins thermostat after learning this lesson.

Item Number
Cummins 3946849
Manufacturer Part No
Cummins 3946849
In Stock and Ready To Ship!
Write Your Own Review
You're reviewing:Cummins 3946849 190 Degree Thermostat Dodge Ram Cummins