grid heater

I purchased a 12 RAM 2500 HO HD down south it's grid heater was not used much until I needed it in Pennsylvania and the Michigan Upper Peninsula, it was throwing codes of low voltage to the heater, I checked the bolt it's not loose, so I started to look at the relay, after unplugging the 2...

Good afternoon everyone. Never wrote in a forum before… I got a ‘24 2500 Cummins with 7k miles. Not sure how I missed this issue when researching the truck. Apparently the grid heater bolt/nut can either wear from heat/cool or vibration and drop down into cylinder 6 and destroy your engine...

Wondering if anyone's changed or figured out how to adjust the timer for the WTS for the heater with AlfaOBD? I've done the grid heater delete and switched the factory intake with the Banks intake horn and have noticed the truck seems to run a shorter warm up timer than with factory heater. I...

I was just curious about this "jiggle test" so I looked at a couple of videos. For someone who would not recognize a grid heater if I tripped over it, the videos were not 100% clear but as far as I could tell from them and tracing the wire, what I show in this photo should be the...