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  1. R

    Rear defogger

    I have an '07 Yukon XL Denali that I purchased in March. One of the cables was disconnected on my rear defogger also. I soldered it back on. I've used it a couple of times and the solder held. I think it works. The window is so far back and is always dirty so it is hard to tell. Going into my...
  2. R

    HID Problems?

    I have an '07 Yukon XL Denali and I cut my fog lamp wires. They are about two feet long and junction/attach at the bumper frame. I wanted a clean, sealed install since I'm in New England. If I decide to switch back, I'll pick up a new harness.
  3. R

    running light problems

    Looking at the first diagram, it appears that the DRL relay is powered by the fuse for the gauges. It is most likely you have a bad DRL relay. Is it fuse 4 (10A) that blows? Are there other fuses that blow? Of course I'm assuming these diagrams are for your truck. At least it is something to...
  4. R

    07 yukon starting problem

    Does sound like a fuel problem. Should have someone throw a fuel pressure gauge on the fuel rail and see what the pressure is before and after you start. Also, there is a check valve in the fuel line to keep fuel in the fuel rail. If fuel pressure drops rapidly after turning the engine off, it...
  5. R

    Heat, but no blow

    Some blower motors have a high wattage resistor in-line with the blower motor. They are a ceramic material and I have found that the lead snaps off at the resistor probably due to vibration. Hitting the area causes the lead to touch again. The resistor could be found at any electronics supply or...
  6. R

    Help! Headlights won't turn off!

    I just installed HID in my 07 Yukon XL Denali and used the hi/lo relay harness. It is directly attached to the battery with its own fuse. This maybe why you could not find a fuse that disabled it.
  7. R

    how to reset driver seat 1 and 2

    Set the seat to where you want it and then hold the driver select button until it beeps. (~5secs)

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