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  1. EFI Live
    Hi everyone. I recently tried to install efi live on my 2005 lly. The tuner gave me an error code and read “no data received”. I do not believe it finished downloading the tune. The trucks gauge then said “service 4wd” and the ABS light illuminated. After a minute or two the security light comes...
  2. 06-07 LBZ & LLY Duramax Powertrain
    Hey looking for some wiring formation on my 2006 lbz zf6 swap. I’ve got all the parts in place just currently trying to figure out what the wiring details are in order to get the truck to run after swap is done. Is there a way to make the cruise work after aswell?
  3. 11-16 LML Performance Parts Discussion
    Hey guys, I need diag help. It's a 14 LML with 180k mi, full weight reduction, cp3 swap, over injectors, HSP high flow kit and tuned. I cleaned and oiled the air filter the other day and my problems began. It was trying to die at idle, the MGPs dropped by 1/3, there was a noticable power loss...
  4. EFI Live
    After replacing everything suggested to me causing the “Service Trailer Brake System”, I took my truck to the Dealership. It turned out, It was a bad speed sensor on the passenger side. I had that replaced along with a couple other minor things — speed sensor fixed the trailer brake issue, but...
  5. General Discussion
    Got an ‘11 LML w/ 250k miles. Has an EFI live tune and everything else is pretty much stock. All I do with the truck is tow my camper and some random miles here and there. Yesterday it just kept cranking with no start. After 15 minutes of cranking on and off it finally started and ran seemingly...
  6. EFI Live
    I have a 2006 DURAMAX ( LLY-LBZ) I’m looking for a good efi live with 5 tunes Anyone have one they recommend? Its stock truck
  7. 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
  8. General Discussion
    Been reading old threads till my eyes bleed and only found a couple of answers and in need of help finding more answers so I figured I just post this. It was frustrating finding the right title to a post and after you read it it turns into something completely different 😫 Any help with EFI live...
  9. 11-16 LML Performance Parts Discussion
    I just bought a 2016 LML and the previous owner had originally put EFI live in the truck, he then later on decided to switch to EZ Lynk, i was able to get ahold of him and he handed over the truck to me on the app, and i can see all the tunes he has for it. However when he sold the truck he took...
  10. Vehicle electronics/ Programmers For Sale
    I have a Black Bear Performance AutoCal efi live for sale. I bought it back in like 2017 and never put it on my truck because I was out of state. I have sold that truck and it has just been sitting here collecting dust. It was for a 2015 Silverado 5.3L but they told me they could be used on...
  11. EFI Live
    I wanted to buy a flashscan for my lmm to do my own tuning for what people now call "dpf back kits" to not draw epa attention. Are the efr-dpf parameters still available on the efi live software or have they removed it?
  12. General Discussion
    To make a long story short, ive had a low power problem for a while now with no codes. I’ve done multiple boost leak tests, no leaks. With my snap-on scanner, if I watch the actual vs. desired FRP, they both follow each other respectively without deviation. The only thing I noticed was as I...
  13. EFI Live
    Do EFI live tunes with the 5 click only work with presets or can they be modified? Im only curious because I bought a truck with what im pretty sure has EFI live on it (with the 5 click knob) but im not going to turn it past 1 until I know what the tunes are. Any help is appreciated. Also - I...
  14. General Discussion
    looking for maybe trouble shooting solution for efi live error $0331 on 2013 lml. when I go to flash vehicle it loads to about 1% and then throws the error code $0331 and says request out of range. Any solutions or am I doing something wrong?
  15. EFI Live
    I recently got my tuner I purchased from PPEI I got the dps5 switch and the trans tunes as well. I am trying to figure out how to go into the tuner and turn the EGR off. Hopefully I didn't waist my money if anyone knows pleas help. Thanks
  16. Aftermarket Mods.
    I know they aren’t in business anymore but is anyone able to do custom tunes with them? If not what should I go to ez lynk or efi live? Lml duramax
  17. 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...
  18. EFI Live
    Can someone please help me tune my LML with EFI Live!? It already has emissions compliant tunes, so I have no idea if I can just flash over them. Also, I got trans tuning, and I have no idea how to do that. Cant find much info online. The guy who's supposed to help me is ghosting me so...🤦‍♂️...
  19. 01-04.5 LB7 Duramax Powertrain
    Hey guys, yesterday i was headin to work in my 02 duramax and my truck revved up and i think it came outta 5th gear and into 4th and the service engine light came on. I was going about 65 on cruise, and i hit the gas to accelerate to go around this car and thats when it happened. Any ideas? to...
1-20 of 52 Results