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1-5 of 5 Results
  1. Introductions
    2001 LB7 engine and trans all stock but some other upgrades On 37s 6in BDS lift Airdog lift pump Steel bumpers from and back 5in straight pipe I want to try and get some of my acceleration back from having big tires, lift, and all the weight. Not trying to go crazy I dont want to kill my...
  2. 01-04.5 LB7 Duramax Powertrain
    I've got a 02 lb7, stock turbo, built trans, ppei tunes, new injectors, headgaskets, arp studs. Ran fine for the first year, all the sudden started dumping water in the oil pretty quick. No smoke, no hard rad hoses, no bubbles in in tank. Replaced water pump with no luck. Any ideas?
  3. Maintenance
    Alright so I noticed something new about a month ago. It only happens from ~25mph to 15mph when coasting/braking to a stop. And it doesn’t even do it every time. I have an idea of what it might be but I wanted to get some outside input also. It’s kind of hard to explain but I’ll do my best. I...
  4. 01-04.5 LB7 Duramax Powertrain
    I have a 2003 silverado with the lb7 about 98000 miles on truck and am seeing a lot of white smoke at idle. I have the auxiliary nictane fuel filter kits 2 micron cat by the tank and a 1 micron where the oem filter is. Both filters were replaced and still have the white smoke. Havent noticed...
  5. 01-04.5 LB7 Duramax Powertrain
    I'm pretty sure that 1 or more of my injectors are going bad, id like to figure out which ones. I have access to a Tech II scan tool but don't know how to check injector balance rates. Just wondering if anyone on here knows how to do this and would be willing to give me some instructions, or...
1-5 of 5 Results