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Thanks for the TSB. The TSB says:

and since mine is manual I'm not sure it applies ? As for the ECM number and date of manufacture, my truck meets criteria. The HPTuner 2003-2005 Cummins post...

Thanks for reply. I've only posted on this forum, but I'll try support and take a look at other product.

Thanks for the replies. I've already grounded pin #22 of the ECM which is supposed to be necessary with a manual transmission. I don't have the TSB handy, but according to it my '04 didn't have the...

Hi Forum. Since purchasing this truck I've wanted access to whatever data was available on the assorted buses and diagnostic interfaces. I tried an inexpensive device from Scantool.net only to...

Hi Forum. This is an "early" '04 with a manual transmission that is supposedly no capable of high-idle from Chrysler. Is high-idle something possible using this product ? In particular, I'm...

Hi Forum. What kind of improvement over stock can be realized by using HP Tuners for fuel economy ?