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  1. 2006 LBZ motor and trans overheating into limp mode instantly

    06-07 LBZ & LLY Duramax Powertrain
    Long time forum searcher and can usually find what i'm searching for but ran across a problem this summer i cannot seem to fix yet and would appreciate any ideas. -Problem- Truck Allison and LBZ are getting hot instantly while pulling hills and warnings go off. (ECT 250, EGT 1400+, Trans Fluid...
  2. LLY "overheating"

    General Discussion
    The truck is a 2004.5 cat eye with an LLY with 5 stage efi live by Danville, 4" MBRP straight pipe from the down pipe back. The Problem: The temperature gage in the dash of the truck is reading the temperature anywhere from 210-250 although the gage is reading these temps the truck does not blow...
  3. More lly overheating

    General Discussion
    I understand that there are a ton of threads about lly's overheating but I am looking for suggestions. Our 2004.5 lly silverado duramax started overheating while towing. It carries about 2000 lbs all the time because it is my dads work truck. Semi-regularly we use it to tow an enclosed trailer...
  4. Allison transmission cooling help!!

    06-07 LBZ & LLY Duramax Powertrain
    Hey guys I am having some trouble with my transmission getting too hot. I have a 2006 GMC Sierra 3500 with 140,000 miles on it. 6.6/Allsion. First I was driving home in traffic on a very cold day. I had remote started my truck and it setting idling for a while and I believe at the time I had...
  5. Trans Heats up around town.

    Transmission Shop
    I've had my truck for a few months. I just changed the trans fluid (it was very dark) and now when I'm driving around town my transmission is heating up. If I put my truck in tow/haul mode and the T/C is locked the transmission temps drop back down after a while...... It was about 62 degree's...
  6. lights and chimes going off and overheating,

    911 Problems Forum
    If you don't consider this a 911 then I'm truely sorry, but the truck is about 500 miles away and keeps overheating, a little background, 2004 GMC Kodiak with the 6.6 Duramax, had it in earlier in the week for check engine light and no power, turned out 1 injector was shot and 3 weak, so...
  7. Overheating?

    911 Problems Forum
    Its not horrible overheating, but id like to fix this (if anything) before it gets serious I was on my way to work and i noticed my engine temp going up pretty quick. its 10 miles to my work and i almost hit 210°. it was 70° outside. so on my way home i paid attention and the same thing at 60°...