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  1. J

    Diesel exhaust system component theft

    I wanted to know if modern diesel exhaust system components have the same theft risk as gas engine catalytic converter. What has been the experience of forum members ? I recently has an attempt to seal the cat on my gas vehicle. My 22 RAM 5500 is parked in the same place and is a lot easier...
  2. J

    Winter and DEF management

    The more fluid in the tank, the longer it will take to freeze due to thermal inertia i.e. larger mass of fluid needs more heat removed from it to freeze. I keep mine above 3/4 full all the time and has never frozen for overnight spikes below 12F to single digits.
  3. J

    Diesel exhaust system component theft

    I recently had some one try to steal the catalytic converter in my gas vehicle. Wondering if diesel exhaust system components are prone to the same. I have a 2022 RAM 5500 and it has all the factory exhaust system components. I know there is a Selective Catalytic Reduction piece and other...
  4. J

    Diesel exhaust system component theft

    I recently had some one try to steal the catalytic converter in my gas vehicle. Wondering if diesel exhaust system components are prone to the same. I have a 2022 RAM 5500 and it has all the factory exhaust system components. I know there is a Selective Catalytic Reduction piece and other...
  5. J

    Ram 5500 dual tank diesel fuel flow question

    I have a 22 RAM 5500 with 6.7 diesel. I observe the fuel is pulled from the 22 gallon tank and as the level drops to 75% full, it adds from the 52 gallon tank. My question is if there is continuous circulation between these two tanks and the return to the 52 gallon intermittenly stopped when...
  6. J

    2022 3500 HO - P2459 Dealer Replacing Rocker Arms

    Please let us know the air filter TSB's. What is the correct P/N for the air filter to buy per the latest TSB ?
  7. J

    Particulate Matter Sensor vs DPF sensor - are they the same - Emissions Recall Y43

    I typed in the VIN number for my 2022 RAM 5500 and see there is a grid heater relay recall. I requested my dealer order the part and had the recall completed today. The dealer told me there is another recall open for my truck - Emissions Recall Y43 – Particulate Matter Sensor. I was surprised...
  8. J

    Recall relay for grid heater

    What exactly has been changed internally in the relay ? The old and new look almost the same to me. Does any one know how the design is different ?
  9. J

    Auto Regeneration when DPF is near zero ???

    My 2022 RAM 5500 has about 4000 miles. It was built Dec of 2021. I use it 60% of the time to carry a truck camper that weighs about 5000 pounds. Other times it runs with just a flat bed and boxes that weigh about 2500 pounds. I never idle this truck more than 5 minutes, and that is only for...
  10. J

    2022 3500 HO - P2459 Dealer Replacing Rocker Arms

    What is the actual build date of the truck ? You mentioned it was delivered in May 22, build must be a few months prior.
  11. J

    2022 3500 HO - P2459 Dealer Replacing Rocker Arms

    The truck is generating too much soot from the valves not opening properly and letting in enough air for the fuel (too rich). The DPF can only process a certain amount of soot after that it needs to regen. Too much soot is what causes too frequent regen which causes a code to be set even if...
  12. J

    2022 RAM 5/100k power train warranty for non B20 vehicles using B5-B20 blends

    I know the Cummins 6.7 can run on B20 with shorter oil drain intervals. I have also read all the other threads on bio diesel but they have not answered by questions. I read my 2022 RAM 5500 manual carefully on fueling requirements. It is very clear that unless the vehicle is ordered with B20...
  13. J

    CUMMINGS CUSTOMER COMMUNICATION REGARDING PENDING EMISSIONS RECALL - 2022 Trucks

    I am the one that posted this question. I also posted it in the cummins forum and the consensus there appears to be a possible negative impact to the Selective Catalytic Reduction (SCR) system in the long term. No emissions or performance impact but the longer the vehicle is driven without it...
  14. J

    filter change Mileage or DIC?

    I just purchased a RAM 5500 with 6.7 Cummins. After 350 miles, fuel filter life is reported at 96%. If I extrapolate linearly, I will be at zero when I reach 8750 miles. What should I do if I have zero life at around 9k ? Should I just change the first filter as it is easier and leave the second...
  15. J

    CUMMINGS CUSTOMER COMMUNICATION REGARDING PENDING EMISSIONS RECALL - 2022 Trucks

    Hello all; I just joined this forum as I need some advice on the possible purchase of a 2022 3500 dualy with the HO engine. When I inquired about ordering one and was given a quote, the dealer also included the notice below that they claim was put out since May of 2021. My questions are 1)...

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