Recent content by Blackcar

  1. Blackcar

    2017 Yukon Denali

    I'm not positive but they reference problem with 8 spd as fluid getting moisture in it which the new fluid in TSB for 8spd the recommended fluid won't draw moisture which in my mind is why they want transmission at certain temperature to try and help with moisture situation, I have no written...
  2. Blackcar

    Stunned!! Denali 6.2 spun a rod bearing at 25k..

    In post #3 OP posted that engine was warranted.
  3. Blackcar

    2017 Yukon Denali

    Here is TSB on transmission might see if dealer will do TSB before purchase. https://static.nhtsa.gov/odi/tsbs/2019/MC-10163890-9999.pdf Here is extended warranty on A/C condenser. https://static.nhtsa.gov/odi/tsbs/2020/MC-10178404-9999.pdf On 2017 Denali there is extended warranty on Vacuum...
  4. Blackcar

    5.3 & 6.2 Lifter Failures Compilation Thread

    Here is link to observation on lifter problem. This link says most of time failures are do to VLOM which in TSBs repairs for valve train failure GM says to use different part number for VLOM on engine...
  5. Blackcar

    Front end too low after Arnott install

    I would take vehicle back to selling dealer.
  6. Blackcar

    Stunned!! Denali 6.2 spun a rod bearing at 25k..

    GM shed Pontiac ,Saturn and Saab in an agreement with congress during bankruptcy reorganization.
  7. Blackcar

    Stunned!! Denali 6.2 spun a rod bearing at 25k..

    Wrong fuel not maintained correctly.
  8. Blackcar

    Stunned!! Denali 6.2 spun a rod bearing at 25k..

    OP first post.
  9. Blackcar

    Gear oil

    I this link on page 426 and 427 will have recommended fluid (7-24 7-25) https://www.dezosmanuals.com/wp-content/uploads/2021/07/2002-GMC-Yukon-XL.pdf
  10. Blackcar

    Stunned!! Denali 6.2 spun a rod bearing at 25k..

    I didn't say why are you posting on this forum just that you have better luck with other products. I don't care where you post just the way you perceive the GM product when you had such good luck with other brands. You purchase a used vehicle that you admitted to not being maintained by...
  11. Blackcar

    Stunned!! Denali 6.2 spun a rod bearing at 25k..

    I just don't understand why you are in a GM product when you have had such good luck with other brand vehicles.:hmm:
  12. Blackcar

    Coolant Drain Plug on Block...2012 / 5.3

    GM had those valves on 3800 and some LT1 in 90s worked very well.
  13. Blackcar

    P0300, Random misfiring at idle, Counterfeit Spark Plugs?

    AC plugs fix problem and drives fine and you will never recommend again???
  14. Blackcar

    Coolant Drain Plug on Block...2012 / 5.3

    These Allen wrenches in link with ball end a lot of times let you remove hex plugs when obstructions are in the way of removing. https://www.tekton.com/ball-end-hex-key-wrench-set-25272
  15. Blackcar

    2022 Denali oil comsumption

    I would have dealer and maybe a different dealer than you have complained to run a oil consumption test so you will have documentation to run further up the chain.
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