Performance and Accessories 2nd gen only Talk about Dodge/Cummins aftermarket products for second generation trucks here. Can include high-performance mods, or general accessories.

Smarty programming

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Old Jan 29, 2009 | 11:03 PM
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Canadian24v's Avatar
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From: Edmonton
Smarty programming

Does anyone know if the smarty communicates to the ECM directly or talks through the PCM to the ECM. I know it can do tire size changes so I would assume it communicates through the PCM to the ECM, because the ECM has nothing to do with ABS. Any help would be appreciated.
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Old Jan 29, 2009 | 11:36 PM
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3500_CTD's Avatar
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From: Connecticut.
dont know but why do you wanna know
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Old Jan 30, 2009 | 10:45 AM
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Bob Wagner's Avatar
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From: WA State
the ecm and pcm communicate
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