Cummins Block Heater Element 3975628

Thoroughbred Sku #: CUM3975628
Manufacturer Sku #: 3975628

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Product Details

Product Name: Coolant Heater Starting Aid
Manufacturer: Cummins
Manufacture Part #: 3975628
Thoroughbred Diesel Part #: CUM3975628
Fitment Notes: 1998.5-2021 Dodge Cummins 5.9L/6.7L

Cummins's stock replacement Coolant Heater Starting Aid for 1998.5-2021 Dodge Cummins 5.9L/6.7L diesels. At Thoroughbred Diesel we specialize in stock parts for Dodge Cummins Diesels Trucks so save big bucks by shopping for replacement stock parts at

Coolant Heater Starting Aid Features:
  • Fits 1998.5-2021 Dodge Cummins 5.9L/6.7L
  • Stock Replacement
  • Have questions on Cummins stock parts for your Dodge diesel? Call us at 1-859-737-4966 if you need advice or help finding what you're looking for.


  • what is the operating voltage of the heater?

    Robert Breed | 3/17/2022

    This element is a 750 watts element.

  • 2006 5.9 CumminsHow do I determine if the stock block heater is working? My truck takes about 20 minutes of run time on a 30 degree morning before the temperature needle comes off bottom & heater begins to blow warm air with the block heater plugged in over night.

    Joe Prater | 12/28/2020

    Test heater element continuity with an ohmmeter or a 12-volt test light.

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