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Message: <blockquote data-quote="helotaxi" data-source="post: 2860444" data-attributes="member: 550915">You don't think that there is enough current going through the chassis but you believe that the power wire is different?  Interesting considering that probably 90+% of people use the chassis for a ground meaning that every bit of current that flows through the power wire must then flow through the chassis.  Add in the current from the other electrical components in the car that also use the chassis as the ground and more current flows through the chassis than the power wire.Cross talk occurs between two signal cables.  Signal, meaning AC.  The power in your car is DC.  DC will not induce noise in an AC signal.  Induced noise is caused by a fluctuating EM field.  The EM field around you power wire will change in size, but it won't reverse in polarity which is what is going to be required to cause EM noise.</blockquote>

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