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  1. K

    Headlights - Low voltage

    Where would i find the grounds? I swapped back to regular halogen bulbs and the issue goes away, assuming its something to do with the computer thinking a headlight is out and cutting power to that circuit or something going on between the "smart" bulb and the computer. I'm going to send this...
  2. K

    Headlights - Low voltage

    Hey thank you for the ideas.. I changed the 2 fuses @ 121/122 labeled lt/rt HID headlight and still no dice. I did notice it seems to turn off with bumps, and it almost seems to turn back on with RPM in park, as well as the fog lights were on when the headlights were off, but they were...
  3. K

    Headlights - Low voltage

    Hi Joseph, The only connector I messed with is the endpoint where it plugs into the headlight, I tried unplugging/replugging, but that still doesnt explain the low voltage I measured at the contacts of that connector, it also didnt resolve the issue.
  4. K

    2015 and 2016 Yukon factory pdf service manual

    Hi Would someone be willing to share the manual with me? or post a link here?
  5. K

    Headlights - Low voltage

    Hello, First post here, looking for some troubleshooting advice. 2015 Yukon XL SLT, 160k miles. ~3 months ago i installed the LED H11 from Headlight revolution, GTR brand, I didn't have any problems with them until yesterday driving i had issues with both low beams turning off during driving...

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