I just got a 2002 Yukon and I'm trying to sort out a few issues. I have an ABS light and the Traction light on. (ABS does not work) I ran my Android ODB2 scanner and got no related codes so I took it to a shop to see if a better scanner might see something. They tried two different scanners...
I've been reading knock sensor posts and watching videos for 3 days and I'm really in need of some direction. I have a 2002 Yukon with a 5.3. It was throwing a knock sensor code. It was only one but I don't remember which. I watched some videos and ordered two new sensors and a new harness...
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