I've purchased a used rental 2023 Yukon SLT with 60k miles. I'm looking through the threads on the 5.3 L84 and the 10L80. I'm trying to learn about this coming from my 2016 Yukon 5.3 6l80 world (which I still own).
Below is what I'm gleaning from searching the forums. Can you gents offer some...
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