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1-9 of 9 Results
  1. General Discussion
    Hi everyone I have a 2017 Sierra 3500HD 6.6 L5P with 113k miles. At about 90k miles I noticed that there was an oil leak coming from the bottom of the truck. I finally got under there and noticed that it was coming from the upper oil pan. I started working on it and have removed everything that...
  2. General Discussion
    I live in MN and it gets very cold here in the winter. One battery in my 2014 3500HD Duramax 6.6 is bad. I need to replace both batteries before winter. With all the choices out there, what are my best choices without breaking the bank? In the past I have used AC Delco and Interstate...
  3. 911 Problems Forum
    2019 GMC Sierra 3500 Manually regenerate 7 times. On our 3rd EPF exhaust system. Replaced turbocharge once. Replaced number nine injector. EMF sensors Knox sensors replaced. Owned less then year. Unable to pull more than 5000 miles before engine light comes back on. Mountains and weight seemed...
  4. General Discussion
    I need a truck for my business , My neighbor is selling me a 2012 Silverado 3500 6.6 Duramax. It has 430,xxx Miles. Is it worth buying it ? Do they give major issues around that mileage? Its perfect for my business due to it having a flatbed and all. And being around my budget. What are the...
  5. Sold 2020

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  6. General Discussion
    Hi, I am fairly new to diesels. I have never owned a GMC, but I heard the new Duramax is very reliable. Anyone have any suggestions as to whether or not I should go with the GMC over the Ram? I abuse my trucks very hard, from rocky Appalachia mountain dirt "roads" to towing a 22,000lb goose...
  7. General Discussion
    Just curious what’s there to look out for on these trucks? What’s the highest you’d want to see your egts? Can you install an bigger or better radiator for better cooling ? If so what brand? What will Gain with a bigger inter cooler? Do I absolutely have to have head studs? I’m not racing this...
  8. General Discussion
    Let me first start out by saying thanks for all of you that take the time out and help total strangers. I bought this Truck last year and didn't have any real problems, aside from ones that could've been avoided until Probably 4 months ago. I've had three Mechanics look at it with the third and...
  9. General Discussion
    I bought this truck and things quickly went downhill about 3 months later. On the highway the engine sputtered and shut down. This began the never ending bullshit. My traction control and abs light came on and are always on. the DIC flashes service stabilitrak, trailer brake control, traction...
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