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  1. UPDATE: found b1s1 bad. replaced sensor, test...

    UPDATE: found b1s1 bad. replaced sensor, test drove. runs like shit but data look good to me. i have acquired a ticking noise from pas side head area sounds like a lifter tick. will upload log file
  2. why is this data log useless? the vehicle isnt...

    why is this data log useless? the vehicle isnt running because i was seeing the voltage changed of o2 sensors plugged up and unpluged
  3. o2 sensor log file

    at the start of the log file b1s1 &b2s1 is plugged in vehicle not running. unplugged b2s1 and not change in voltage. towards end of log file i unplugged b1s1 and it reads the same or close to b2s1...
  4. i will load update log file. o2 bank 1 sensor 1...

    i will load update log file. o2 bank 1 sensor 1 is staying close to .45 the whole time. i didnt save new log file unfortunately
  5. i will load update log file. o2 bank 1 sensor 1...

    i will load update log file. o2 bank 1 sensor 1 is staying close to .45 the whole time. see new log file
  6. updated tune file and idle log file

    i have started over with the tune file. i will attach new tune file & log data. having troubles on why bank 1 stft is positive and bank 2 is neg
  7. i used the stock intake with fuel injuectiors....

    i used the stock intake with fuel injuectiors. only difference in motor is the bigger springs
  8. that was a old file i was using i will update new...

    that was a old file i was using i will update new tune file with data logged
  9. i have checked all basic engine. plus fuel...

    i have checked all basic engine. plus fuel pressure. lean is only on one bank.
  10. update log file

    here is update log file with short term fuel logged for each bank
  11. i will change log data and do a log sitting at...

    i will change log data and do a log sitting at ide. i dont ant to drive it anymore than i have to untill i figure this out

    update log file at idle found short term fuel trim to be exact opp of...
  12. i am still running the truck norris cam. just...

    i am still running the truck norris cam. just used the factory tune for stock motor. but i am still running lean. inputs n my tune or log would be helpful. i understand you cant see them at the moment
  13. Motor runs smooth. Other than being lean on fuel....

    Motor runs smooth. Other than being lean on fuel. Log data to me shows only a lean fueling issue. I changed tune back to stock from factory before cam swap with factory motor. Truck now runs much...
  14. 05 Burban with stock 5.3 truck norris camshaft

    here is what i got. i slapped a camshaft in the stock 5.3 motor in my 05 suburban z71 flex fuel. i had a decent tune in it for over 2 years. ran decent. i built another stock 5.3ls to replace factory...
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    Tuning issues

    I have a 05 suburban, 5.3 ls all stock other than btr truck norris cam. Vehicle is flex fuel. Suburban runs good for the most part. It is always running rich i think. No power down low. Will not spin...
  16. Replies
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    I have a 05 tahoe z71 & 05 suburban z71. all...

    I have a 05 tahoe z71 & 05 suburban z71. all stock motor, transmission, camshaft swap with truck norris. where do i start? do i start with ve tables? maf tuning? i have idle set at 750. i can upload...
  17. Replies
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    I am needing the pin outs. I don't have a 411 pcm...

    I am needing the pin outs. I don't have a 411 pcm but one from a 99 subarban 5.7l blackbox pcm. I can email photos of pcm.
  18. Replies
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    259,197

    I know this a old post but if possible I have...

    I know this a old post but if possible I have some questions on this exact swap
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