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Thread: 2005 corvette

  1. #1

    2005 corvette

    hello can someone tell me whats going on here, car dies when sitting at a light or coming to a stop SOMETHIMES its not everyday its not when its hot/cold it really random can someone take a look and maybe give me some tips

    car:
    05 corvette
    ls2
    ported heads
    stage 3 comp cam ls2 cam
    fast 102
    3500 yank stall russ tune.hptruss corvette.hpl
    2000 ss-stock w/ls6 intake 3.42 a4
    1985 El Camino ss 327
    2002 z28 built 347 ls1 A3

  2. #2
    Senior Tuner
    Join Date
    Mar 2011
    Location
    Ripley, MS
    Posts
    1,865
    You need to increase your Base Running Airflow tables. They appear to be stock.
    Your MAF sensor is averaging a little over 3200 Hz at idle. That's a little less than 10 g/s on your airflow table. If you make your BRAF table around 9.5 g/s, you'll be pretty close.

  3. #3
    hey thanks for your response, now braf table will be the final airflow min. table correct
    2000 ss-stock w/ls6 intake 3.42 a4
    1985 El Camino ss 327
    2002 z28 built 347 ls1 A3

  4. #4
    Senior Tuner
    Join Date
    Mar 2011
    Location
    Ripley, MS
    Posts
    1,865
    Quote Originally Posted by 2000ss View Post
    hey thanks for your response, now braf table will be the final airflow min. table correct
    That's correct.

  5. #5
    perfect thanks a lot ill give it try after work
    2000 ss-stock w/ls6 intake 3.42 a4
    1985 El Camino ss 327
    2002 z28 built 347 ls1 A3

  6. #6
    so one more quick question why do my ltft keep resetting after randomly

    ex: 4:51.13 and 4:52.41 time stamp
    Last edited by 2000ss; 02-07-2020 at 10:30 PM.
    2000 ss-stock w/ls6 intake 3.42 a4
    1985 El Camino ss 327
    2002 z28 built 347 ls1 A3

  7. #7
    Tuner
    Join Date
    Feb 2017
    Location
    Houston Texas
    Posts
    67
    Quote Originally Posted by 2000ss View Post
    so one more quick question why do my ltft keep resetting after randomly

    ex: 4:51.13 and 4:52.41 time stamp
    I assume they reset because the engine tuned off. I saw that the Trims went down to 0 a few times when the RPM was 0.