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  1. J

    2011 Yukon Denali 6L80

    Sorry for the third post in 3 days, my other truck is a 2019 Ram so this truck is very new to me and I want it to last. I have a 6L80 transmission 6.2 and I’m wondering what temp it should be running at? Is it different on hot days in New England? Today it’s over 100 degrees and it ran between...
  2. J

    2011 Yukon Denali oil pressure

    I just bought a 2011 Yukon Denali and was just wondering about oil pressure. Upon startup it is running at about 50 and then after it warms up it is running at about 20 at idle and between 30 and 40 while driving. Are these normal oil pressures?
  3. J

    2011 Yukon Denali 6.2

    I just purchased a 2011 GMC Denali with the 6.2 and I’m wondering about the known lifter issue? How common is it in this year? Seems to run fine I just have concerns from all the horror stories. Has anyone had one of these trucks go over 200k with no problems? Is there any specific maintenance...

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