I have a 2007 3500 5. 9 with 40k on the odo (mods are AFE Cold air kit and muffler delete). I recently (less than 150 miles) had the #2 injector replaced after it threw a p2146 and p0202 code.
Well, I go to start the truck today and here we go again. This time p2146, 0201, 0202, 0203.
So...