Aftermarket radio install 525I E39 wiring harness - YouTube Click to view on Bing1:42This car did not have the normal harness for the 525I, I bought the 2002 wire harness, it looks like it will not work but it will.. please watch.Author: Paul PoseyViews: 28K 2002 BMW E39 5-Series Car Radio Audio Stereo Wiring 2002 BMW E39 5-Series Car Radio Audio Stereo Wiring Diagram Colors July 8, 2014 CarAudioWiringDiagram 1 Comment Here is the stereo radio wiring information for your 2002 BMW 5-Series E39 525i, 528i, 530i, 540i and M5 with the standard, symphony, or Bose systems. BMW E39/E46 Intake Manifold Removal DIY - YouTube Click to view on Bing14:01I show you how to remove your intake manifold out of a e46 BMW 325i. This process can be used for most e46s and e39s. In the video I also explain what you sh..Author: ShopLifeTVViews: 260K BMW E30 wiring diagrams, PDF download - BIMMERtips OEM BMW E30 3 series wiring diagrams are helpful when diagnosing and troubleshooting electrical issues or wiring electrical components. These are official BMW wiring diagrams from BMW North America. The purpose of the manual is to show electrical schematics in a manner that makes electrical troubleshooting easier.