![]() ![]() Plug the other end of the cable into the ComMod.DONE! Of course, the Smarty Touch then needs a software update on its SD card to make everything finalized.įirst things first, upon installation of the Smarty Touch, you need to program the ECM one time. Then, route the "Underhood Bus" cable to its plug (located under the intake manifold and above the ECM). To install the ComMod on the under dash controller, simply pull the OBDII cable from the controller, slide the ComMod onto the controller, plug the OBDII cable back into the ComMod. When the 2013 trucks hit the market, it became clear that to unlock and communicate with those ECM's, a whole new strategy was needed. The Smarty Touch uses the under hood service bus for real time On The Fly (OTF) tuning for 2010-2018 model yearsĭuring the development of the Smarty Touch, MADS could not anticipate that they would have needed a third CAN Bus port to communicate with an ECM.The Smarty Touch uses the under hood service bus to unlock the 2013+ ECM's.In short, the ComMod is an additional Bus expansion port for the Smarty Touch, which allows for communication with the ECM over two distinct CAN Bus channels at the same time. This change required aftermarket tuning companies to get creative, which has brought forth this Communication Module. However, starting with the 2013 models, it requires a slightly different approach due to a change in the vehicle's factory computer (ECM). 2016 - 2022 Canyon/Colorado 2.8L DuramaxĪre you ready to take your 6.7L Cummins to an entirely new level of performance? The 6.7L platform is exceptionally capable at adding additional power and gaining fuel economy.
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