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  1. donjetman

    2009 Yukon Denali AWD High Transmission Temps - SOLVED

    Temps seam normal to me. The 6L80 in ours runs 85* to 105*f above outside ambient temps. My Denali has a factory trans cooler, RPO code KNP. GMC labels it heavy duty but its NOT. If I towed I would upgrade my cooler.
  2. donjetman

    Budget rebuild items?

    Those lifters sound too good to be true. GM Bowtie lifters # 88958689 are $538.
  3. donjetman

    Value question: OEM manifolds or shorty headers?

    Drill the head and safety wire them (aircraft).
  4. donjetman

    Value question: OEM manifolds or shorty headers?

    are you might use these:
  5. donjetman

    Crankshaft position sensor went bad can it get me home?

    no haven't done that one (yet).
  6. donjetman

    Crankshaft position sensor went bad can it get me home?

    No relearn for either sensor.
  7. donjetman

    Crankshaft position sensor went bad can it get me home?

    Camshaft position sensor under it own little mounting cover. And they usually don't comeout without a fight :(
  8. donjetman

    Crankshaft position sensor went bad can it get me home?

    That's the camshaft position sensor
  9. donjetman

    Engine missing in 5th gear 1500 rpm

    Counterfeit spark plugs, etc has become common these days (amazon, ebay, etc). https://www.tahoeyukonforum.com/threads/p0300-random-misfiring-at-idle-counterfeit-spark-plugs.146952/
  10. donjetman

    2012 Tahoe needs a new engine

    warranty ? I'm the warranty :waytogo:
  11. donjetman

    Small Coolant leak from hvac heater hose quick connector

    Almost 5 yrs abd 50k miles ago I had a T break. I installed the billet aluminum Gruven Ts, and all new hoses and coolant, water pump $cha-ching$. Been good ever since. https://www.tahoeyukonforum.com/threads/heater-core-t-connectors-broke.116171/
  12. donjetman

    Budget rebuild items?

    This is what I put in mine 5+ yrs and 67k miles ago. I don't tow or hot rod with it. https://gopnh.com/Search-Results?Partnumber=4646
  13. donjetman

    Budget rebuild items?

    I bought mine thru a local drag racer friend that owns a local company and is a Precision dealer. Had to give them my ole TC or get charged for a core.
  14. donjetman

    2012 Tahoe needs a new engine

    they should My wife loves the fact that she doesn't need to buy another car/depreciating asset every few yrs because I'm handy :)
  15. donjetman

    Could a techm fix my symptoms?

    I doubt it
  16. donjetman

    Valley Cover, Crank Pulley, etc

    Its not Valvoline Premium Blue, It is Valvoline Premium Blue "Restore", completely different and off the market for yrs now. I got lucky and found someone with 4 gals they didn't need and bought it from them.
  17. donjetman

    Valley Cover, Crank Pulley, etc

    @Dustin Jackson 5100 miles, took a sample and sent it to the lab. Changed the oil with the same, put 1000 miles on the oil and then did this mx. Saved it and put it right back in and will run it till it has 5000 miles then send in a sample and see what is what...
  18. donjetman

    Valley Cover, Crank Pulley, etc

    Finished the job today. Started it and all is good :893karatesmiley-thu
  19. donjetman

    What did you do to your NNBS GMT900 Tahoe/Yukon Today?

    we don't see anything like that on plugs I've read????? sorry
  20. donjetman

    Valley Cover, Crank Pulley, etc

    Put the intake, timing cover, and oil pan on today
  21. donjetman

    Valley Cover, Crank Pulley, etc

    goin back together :waytogo:
  22. donjetman

    What did you do to your NNBS GMT900 Tahoe/Yukon Today?

    ????????????????
  23. donjetman

    Valley Cover, Crank Pulley, etc

    No carbon on any of the intake valves :D
  24. donjetman

    Valley Cover, Crank Pulley, etc

    blue, not red
  25. donjetman

    Valley Cover, Crank Pulley, etc

    Minerial spirits on a rag wrapped around a small brush, a lot of rags

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