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overheating

  1. 911 Problems Forum
    Overheating while towing. Should say doesn't over heat with no weight. I could be wrong but seems like engine over heats then transmission with it. Full synthetic oil and transmission change 10k miles ago. Temps are 250 degrees Now how this started was by big o tire and mechanic shop. I brought...
  2. 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...
  3. 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...
  4. 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...
  5. 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...
  6. 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...
  7. 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...
  8. 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°...
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