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Thread: Looking for suggestions = NEW-B

  1. #1
    Tuner in Training
    Join Date
    Apr 2008
    Location
    Phoenix
    Posts
    11

    Looking for suggestions = NEW-B

    Below you will find my tune and a log.
    I have a strange problem that only shows as the car shifts into 3rd gear WOT . I can feel it act as if something is pulling timing (no knock)?? This is a Mail order tune that was done when I did the LQ4 conversion. I have since purchased HPT and want to see if I can resolve this problem and add to performance of the car.Any suggestions gladly accepted..

    In this HPL log attached it happened at the 980-994 frame in the attached log

    The car runs 13:20s @ 104 NA..
    12:24 with Nitrous -150shot.
    The car = 1995 Caprice = 4200lbs
    The Motor= 2003 Lq4,
    Mods= 3k stall 4l65e , LS6 manifold, BBK 80mm throttle body, 3.73s, TR224 cam.
    1 3/4 longtubes,

    THanks Roger...
    1995 Caprice,, LQ4 , L92 /L92 ,Nitrous, 4l65e, 3k stall. 3.73..

  2. #2
    Tuner in Training
    Join Date
    Apr 2008
    Location
    Phoenix
    Posts
    11
    Well looks like I found the problem... While going through the TCC settings, th current programing has the TCC engaged at 69mph in third gear.. So when the car shifted from second to third (at WOT) the TCC/was is engaged. I raised the MPH in 3rd and it resolved the problem at WOT.
    Roger..
    1995 Caprice,, LQ4 , L92 /L92 ,Nitrous, 4l65e, 3k stall. 3.73..