Chevy and GMC Duramax Diesel Forum banner
  • Hey Everyone! Enter your ride HERE to be a part of this months Ride of the Month Challenge!

Discussions Showcase Albums Media Media Comments Tags Marketplace

1-8 of 8 Results
  1. 01-04.5 LB7 Duramax Powertrain
    Hey all, I am experiencing a distinctive whine/hum - almost sounds like an electrical type of whine, when my TC is locked. I have done lots of research and cant seem to find any definitive answers on what it could be. The truck has: -Fresh transyd fluid with new internal filter and new allison...
  2. Transmission Shop
    Currently pricing a rebuild on my Allison 1000 .. mated to an LB7. Gear ratio is stock. Any advice on specs for my torque converter? Not really towing anything in access of about 4000lbs, also I like to have fun with the truck hence why I wore the clutches out of 4th and 5th. Any help would be...
  3. Transmission Shop
    How the hell do I get my converter bolts out??? I’ve tried multiple impacts and extensions can’t even get one bolt to break loose. Pulling transmission to replace cracked tail housing. Can I pull transmission then torque converter? I’m at a loss. The biggest impact I’ve hit it with is 3/4 rated...
  4. General Discussion
    Hey guys, new here and new to the Duramax.. I bought a 2016 Denali 150k miles, PPEI tunes, 5 position SOTF Fass fuel system, S&B intake.. of course it felt great in the test drive, after driving the truck a while I’m noticing a skipping or inconsistent pulling if the truck is under a slight...
  5. 911 Problems Forum
    I have a 2008 gmc 2500 just had a ppe stage 5 trans and convert put in a year ago. About 2 weeks ago I had a minor tick that would get louder with rpm and I was driving home from work and its now really bad. I have taken the transmission out to check the flex plate and still all in 1 piece...
  6. Transmission Shop
    I have a 2001 Chevy 2500 with the lb7 I’m changing the motor as the old one has spun a bearing. I was taking out the torque converter bolts I got all them out except for one witch is stripped now both the 15mm and the hex head any help to get it out? I’m out of options
  7. Transmission Shop
    Like most of us I want to do a bunch of power upgrades to my engine. With that comes thoughts of building my tranny. Of course I'm driven by budget. I have read that you can electronically control the line pressure on the Torqueshift trannies which makes them handle more power in stock form...
  8. Transmission Shop
    I got my truck about a month ago and love it!! I have done several full throttle launches (racing people) and the torque converter has never shown it slipping when locked up (on my edge gauge). Today I was towing a trailer back from our cabin, going downhill in T/H mode about 35 MPH. I Hit the...
1-8 of 8 Results
Top