Does a 2003 Dodge Ram 2500 Diesel have a catalytic converter?
Does a 2003 Dodge Ram 2500 Diesel have a catalytic converter? Answer: It is not necessary that you have the stock catalytic converter but it is required that the CAT is designed specifically for your 2003 Dodge Ram 5.9 Cummins. How do I make my 3rd gen Cummins high idle? As mentioned above, once you have the function enabled (and the necessary grounding if you have a manual tranny), you control the high idle through the cruise control buttons. To activate you hit "cruise on" and then "set". This will raise the RPM's to 1100. Does a 2002 Dodge Ram...