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1-20 of 21 Results
  1. General Discussions
    Hi on my 02 2500hd Duramax I was driving back from a trip when I noticed I was losing oil pressure and oil but not power as much mechanic said it could be the pcv valve near the tube which was replaced in short I lost more oil again an hr later. didn’t see fuel in it. plus cap when just sitting...
  2. 911 Problems Forum
    Hey guys, I have a 2007 gmc 2500 classic cew cab fully loaded. The truck was stolen and when it was recovered and I got it back I noticed that the dash harness was cut above the BCM. After a 2 year on and off search I located one. I have installed harness. The truck starts and runs. With the...
  3. 911 Problems Forum
    So I own a 2003 2500HD LB7. I've owned it for 4 years now, love the truck, I used to be a diesel tech and I gave it up for my family farming operation. Now this truck has had NSDU issues for the last 4 months but it's my work horse so I kept pushing it off and now it just up and quite on me and...
  4. General Discussions
    hey, I recently had an issue with my truck loosing some coolant to the oil and it ended up hydro locking. (Rear two cylinders on drivers side full of coolant) I decided I wanted to fix it right and not open it up anytime soon again so I bought head gaskets, injectors, injector cups and new glow...
  5. Transmission Shop
    Hello all, I am new to the forum and to owning a GMC. I just bought a used 2013 GMC 3500HD Denali and as luck would have it after 3 days of owning it. I got all the classic TCM crapped the bed issues. I scanned it and got Code U0101 Lost comms with TCM and P0193 Fuel pressure sensor circuit...
  6. General Discussions
    Did a radiator change due to damage to center anyway changed it out put everything back. "Transmission fluid 1 court low" drove across yard and bam fell into neutral then strait to low gear switching to M it says 4th it let's me move it through all gears but stays in 4th. I had a problem before...
  7. General Discussions
    Ok so I have a 2001 6.6 Duramax and she's got a fuel pressure problem, she won't start without ether, I replaced the fuel pressure regulator and I would take it down the road with the new regulator on and she would stall for a few seconds and then pick up and run fine until I slowed down or...
  8. EFI Live
    I know efi live is the best but which efi live tuner is the best looking for overall upgrade and little bit of smoke i have a 165 lift pump and all stock except air intake and exhaust
  9. 06-07 LBZ & LLY Duramax Powertrain
    So my aunt – Temp gauge likes to bounce around and stay at the halfway mark between 160 and 210, and then when I get on The throttle it sometimes jumps back up to right under 210 on the dash temp gauge where are normally used to sit, I have a scan tool that reads life data and regardless what...
  10. General Discussions
    I have a 2007 duramax, and it’s giving me transmission issues. This all started after my internal trailer brake system went bad, and I installed an aftermarket to bypass the module. I was pulling a heavy dump trailer and the trailer got hung up and I had my wife trying to tug me out. After about...
  11. 911 Problems Forum
    I was driving down the road one day when my truck (2009 ccsb 2500) started to sputter before just cutting off and dying, turns over and over no start. Changed the fuel filter, filter wont build pressure when trying to prime, still same start issue.After doing research discovered the problems...
  12. Exterior
    Found some wheels that came off a newer Duramax and am not sure if the 8x165 will fit my 04
  13. General Discussions
    I have recently put torch beam led in my 05 Duramax and now when I put my low beams it’s fine but high beams are only working on the inside and not both but when I pull back and hold the handle for the lights they both stay on as normal any solution or things I could try
  14. 11-16 LML Duramax Powertrain
    I have a problem that has gotten progressively worse over the past few weeks. I want to start this off by saying there is no check engine lights nor have I had any. The truck also has 99k miles. What started off as every so often I would notice a loss of power followed by a slight stutter then...
  15. General Discussions
    I have a 2009 Chevy Silverado 3500 With a 6.6 duramax dieselI'm having issues while driving it goes into reduce power modeI don't think it's the injector pumpI think it's the fuel pumpBecause when I check for pressure it has air in the lines after I drive it for a while I've changed the All 3...
  16. 911 Problems Forum
    21013 Stock 6.6 Running and driving fine yesterday, accelerated hard to get onto the interstate and suddenly heard an unholy knocking sound and lost power. At the time, I was pulling a 24ft gooseneck trailer empty and had tow mode and the exhaust brake on. No bells or whistles went off, no dash...
  17. Transmission Shop
    I have a 2004 Chevy 2500 Allison 1000 just had tranny overhauled because I though it was the issue (could still be) when you put it in drive and start to accelerate it clunks than you get going down the road hit between50-60mph it free wheels and rpms go up and speed drops and you have to let...
  18. 911 Problems Forum
    Hi all! I have a 2011 Chevy Silverado. So for the longest time the “Service Tire Monitoring System” message has been on but it never ever went off no matter what I did. Now for the last couple months when I start it I press in the brake and I can’t get it out of park. It usually takes a few...
  19. 911 Problems Forum
    So as title reads I accidentally put gas in my 2013 duramax chev one ton , so I started it drove all of 250ft ish and stopped at a stop sign and truck stopped running. At the time I wasn’t aware that I has put the gas in , turn key only twice then stopped and had the uh huh moment of realizing...
  20. Wheels & Tires
    I have searched the threads but haven’t found anything comparable but if I have missed it already being talked about, I apologize. I am currently sitting on 20x10 -12 wheels with 285/55 20 on stock height on my 13’ LML. I already had to do some slight trimming to keep from rubbing but I’m...
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