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Thread: Looking for 2012 5.3 liter E38 Connector Pin Out

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  1. #16
    Super Moderator dave w's Avatar
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    Feb 2011
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    I have new questions about the E38 wiring. It appears the E38 dual fan wiring is almost identical to the '0411 dual fan wiring. I'm wondering why the diodes are installed. I'm also wonder if anyone has a part number for the dual fan diodes. I'm thinking the diodes are for circuit isolation?

    dave w
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