For a much more in depth write up, please see the tech article I wrote for our local Kansas City Region PCA. It can be found at www.kcrpca.org and click on the newsletter archives and find the September-October 2012 issue, download it and go to page 6. Everything is explained in more detail. A good buddy of mine brought over his 2011 Cayenne S for a trailer brake controller install the other day. The idea of a brake controller is …

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