wiring diagram for BMW 3 series seat? - Pro-Touring wiring diagram for BMW 3 series seat? Does anyone have the wiring diagram for BMW 3 series seats? I have the pig tail and I can get the seats to move with just the red and the brown heavy wires but what are the rest of the wires? Thanks Bill. Power Seat Install - YouTube Click to view on Bing2:19Spent weeks searching and trying to figure out how to wire up this 2006 Denali power seat to the 1972 Chevy Blazer. The trick was that you need to hook up more than just one hot wire! You can seeAuthor: SanDiegoHotRodViews: 89K BMW E90 E92 E93 front seat wiring - Pro-Touring BMW E90 E92 E93 front seat wiring; If this is your first visit, be sure to check out the FAQ by clicking the link above. You may have to register before you can post: click the register link above to proceed. To start viewing messages, select the forum that you want to visit from the selection below. BMW E36 3-Series Power Seat Repair (1992 - 1999) | Pelican Use the wiring diagram to identify the fuse and check if it is faulty. - Nick at Pelican Parts : shadetree: Comments: I have a 1988 E32. Comments: I have a 2000 BMW M roadster. The vertical electric seat motion does not work but I isolated the problem to a worm plastic gear inside the lift mechanism of that turn the worm gear.