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  1. R

    House HVAC issue while on generator power.

    See post #9 here: https://hvac-talk.com/vbb/threads/1466011-Running-Furnace-on-Portable-Generator
  2. R

    Remote Start No longer working/Start Issues

    Narrow the search for the problem. Unplug anything that is attached to your DLC. See if the problem changes or goes away. See where your taps in the fusebox are and change them to another source. You know it worked when you took it in and now it doesn't, what did they touch?? That's where the...
  3. R

    P0299 code, HELP!

    Lots of reading material here: https://www.dtcdecode.com/Chevrolet/P0299
  4. R

    04-1-2 LLY balance rate help!!!

    See attached.
  5. R

    08 LMM oil spec

    It's in the diesel supplement manual. I wish I had a copy of the 2008 manual, but I don't.
  6. R

    Brakes sticking sometimes

    The problem very well could be too much moisture in your brake fluid. When your fluid gets hot, the water in the brake fluid vaporizes (turns to steam) and applies your brakes, thus unable to un-apply the brakes. Flush using the power bleeder. You can do it at work in the parking lot. 1Empty...
  7. R

    SRW protection for trailer.. rock tamers , duraflap, suggestions welcome. Stock exhaust

    If you use the no screw installation, make sure you have them very tight. I lost two rears before adding screws.
  8. R

    P0218 low fluid?

    Does your truck still have the GMLAN? Or have you totally eliminated that?
  9. R

    P0218 low fluid?

    see here https://www.dtcdecode.com/Chevrolet/U0121. Something i disrupting your GMLAN communications
  10. R

    2008 lmm tuning questions

    15 mpg on 35" tires pretty reasonable as far as I'm concerned.
  11. R

    Misfire

    This from ALLDATADIY.COM. I don't think it could be that the injectors could be pre-programmed unless the new injectors were built to the exact spec of the old and tested to exact same flow.
  12. R

    Vibration

    Tires are funny/frustrating. Sometimes, not always, at 75 my tires seem to vibrate, at 90 they don't - smooth as glass all the time. I don't understand why this would be.
  13. R

    P0218 low fluid?

    See attached
  14. R

    Vibration

    Replace your problem tire with the spare. See if the problem goes away. If it does, replace the bouncing tire.
  15. R

    2016 LML Code PO26C

    See here: https://gm-techlink.com/?p=14070
  16. R

    LMM code U0073?

    Previous post updated with the intended attachment.
  17. R

    LMM code U0073?

    If your truck was stock, this may be of some help.
  18. R

    Help find part number for trailer harness

    'Get your vin# and go to a GM-based parts lookup web site and find the part you need. Once you have the part number, you can shop for price, delivery time, etc.
  19. R

    2002 lb7 has reverse but goes into limp mode in D

    And some reading material for you: https://www.dtcdecode.com/Chevrolet/P0872
  20. R

    Daytime running light question

    Remember that any resistance in the circuit will cause higher amperage and more heat. Electrical connections need to be clean and tight, no corrosion.
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