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  1. 06-07 LBZ & LLY Duramax Powertrain
    New to the forum and hoping to shed some light on an issue I’ve been having. for a while now I’ve been experiencing an uncomfortably loud ticking sound coming from my drivers side of my engine after replacing my injectors about 6 months ago. There are roughly 5000 miles on the new injectors and...
  2. General Discussion
    So here's the situation, I just purchased/inherited a 2006 Silverado 2500 from my elderly neighbour (husband passed away) the truck is absolutely mint inside and out, no rust at all and that's fairly rare for are Ontarian salty winters. The truck only has 118xxxKM on it has the Manual ZF6...
  3. 06-07 LBZ & LLY Duramax Powertrain
    My ‘06 has a rattle at about 1000 RPMs. I’ve only noticed this after swapping out a cracked number 6 piston (Didn’t pull motor). I checked my balance rates and all seems good, original injectors 173k miles. But during my search I noticed that a bolt on the bottom passenger side of the bell...
  4. General Discussion
    My 06 LBZ extended cab long bed is only getting around 15 mpg, it’s been tuned and straight piped but hasn’t been deleted, it has 265/75/16 tires, and has 325,000 miles on it what could I do to improve fuel mileage? I baby the truck and don’t use a heavy foot when accelerating what should I do?
  5. For Sale Section
    Hey everyone I have a nice 07 lbz extended cab long bed project for sale. It has a brand new lbz from blackwater engines in it. Has never been fired! I dont have the time for the project anymore and would like to sell! Give me a shout for pictures and specs. Clean truck!! Stored indoors...
  6. General Discussion
    Hey guys, I’m trying to find out who does good tuning for efi live in the Orlando FL area? Or just who still does good tuning for EFI in general. There’s a lot of companies and I’ve seen a lot of mixed reviews. I’d also rather have it dyno tuned if that’s possible with EFI so there’s no...
  7. EFI Live
    Hey guys, I’m trying to find out who does good tuning for efi live in the Orlando FL area? Or just who still does good tuning for EFI in general. There’s a lot of companies and I’ve seen a lot of mixed reviews. I’d also rather have it dyno tuned if that’s possible with EFI so there’s no...
  8. 911 Problems Forum
    Okay guys I need some help big time here. I have a 2006 LBZ with a 68mm garret turbo, 45 over exergy injectors, built bottom end by Callie’s, 10mm cp3. truck issues started out when my light for change fuel filter came on and the truck started to run like it was on 6 cylinders but then cleared...
  9. Maintenance
    This is nothing new here, I am just fishing to see if there are any solid, with countless examples, of must do improvements to a person that has a LBZ (or similar model) that intends to keep the truck stock.. or stock plus if you will. To my understanding and research with some mechanical...
  10. 911 Problems Forum
    (Lbz 2007 2500hd classic 4x4 ) So I let my brother use my truck and he called me and said your truck won’t start . So I told him to try the remote key start and it turned on put in the key and worked .After I inspected it I turned it off and turned it back on with the key everything was working...
  11. 911 Problems Forum
    Sorry in advance for the long post but any opinions/help would be greatly appreciated). I recently picked up a 2006 GMC Sierra 2500HD with an LBZ engine. Truck is 100% stock besides a 4” MBRP exhaust in its current state. Bought the truck needing a fuel pressure regulator because the truck was...
  12. General Discussion
    (Sorry in advance for the long post but any opinions/help would be greatly appreciated). I recently picked up a 2006 GMC Sierra 2500HD with an LBZ engine. Truck is 100% stock besides a 4” MBRP exhaust in its current state. Bought the truck needing a fuel pressure regulator because the truck was...
  13. 06-07 LBZ & LLY Duramax Powertrain
    Hey guys, I got a 06 lbz with 248k on it. I was daily driving it and i checked the oil every 2 days and it was perfect everytime. I started driving my lb7 everyday so the lbz sat for week but the other day i decided to take it for a trip and checked the oil and it read like 2 inches past the...
  14. Aftermarket Mods.
    Hello everyone, I'm new here. I have a question about using PPE tunes with a deleted lbz duramax. I'm aware it won't shut off the engine light. I want to know if the tunes would be adversely effected from having an EGR delete. Their site says something along the line of they can be used with non...
  15. 06-07 LBZ & LLY Duramax Powertrain
    So I found another very clean LBZ in graystone metallic that fits my criteria, but I have a problem. I was going to go look at it, but they updated the listing description to say this; "sold as-is, excessive blowby." Now, I still really like the truck, but what I want to know, is the motor...
  16. 06-07 LBZ & LLY Duramax Powertrain
    I have been watching the market for cat eye duramax's for a while now, and recently a 2007 came under my radar. Its a single cab long bed in graystone metallic, one of my favorite colors. It's set up almost exactly like I want it, minus cab lights. It looks rust free from what I can see from...
  17. 06-07 LBZ & LLY Performance Parts Discussion
    Not sure if this is the correct place to post, especially for my first post, but oh well. I have a 2007 LBZ That I recently blew the orings out of the y bridge Elbow. I ordered an HSP y bridge kit and installed last night. It was a PITA removing the old and installing the new, but it’s in. I’m...
  18. Introductions
    hi, new to the duramax family, been a cummings man, and power-stroke over the years but this is my first duramax. i recently bought a clean 2005 chevy 2500hd 4x4 truck i have always wanted except for the factory 6.0 gas engine and red color, lol. i have a 2006 lbz complete motor and trans...
  19. EFI Live
    Hey guys, so im new to the diesel/tuning world, and i own an '06 lly duramax which basically is an lbz with the lly tuning from what ive researched. I am looking into some efi live tuning, and im trying to calculate how much of a horsepower gain i can get with the tunes, and im trying to see if...
  20. Vehicles For Sale
    25,000 OBO 158,500 Tucson, Az Almost every option except sunroof Titan 52 gallon replacement tank Lift pump with Beans sump Efi live Idaho Rob 5 position tune (max 90 hp) Firestone airbags Curt 14k receive hitch Aftermarket intake ARE camper with carpeted bed Aftermarket alarm with remote start...
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