JCGIBSON2 Posted April 16, 2008 Report Share Posted April 16, 2008 Need help 1st to 2nd shift is slow/delay using HP Tuner.2003 ss took the TM off and bumped up line pressure . WOT it revs to 5500 then slow shift into 2nd at 45 mph . It's so bad it's like driving a 4speed with a clutch . 3/4 shift is good. Next mod is shift kit with servo . Thanks for the help Quote Link to comment Share on other sites More sharing options...
SS_bnoon_SS Posted April 16, 2008 Report Share Posted April 16, 2008 Was this a problem on the stock tune? We need to eliminate hardware vs. software problems. Quote Link to comment Share on other sites More sharing options...
cobaltss Posted April 16, 2008 Report Share Posted April 16, 2008 Was this a problem on the stock tune? We need to eliminate hardware vs. software problems. i am john's buddy trying to help him out with this. i can post both the stock and the modified tunes if that would help anyone out. i too have hptuners but i am not real sure on the tranny stuff so any help is greatly appreciated Quote Link to comment Share on other sites More sharing options...
JCGIBSON2 Posted April 17, 2008 Author Report Share Posted April 17, 2008 stock tune it shift good so it's something in the tune i forgot to change . Quote Link to comment Share on other sites More sharing options...
SS_bnoon_SS Posted April 17, 2008 Report Share Posted April 17, 2008 post up the tune, or email it to me at work [email protected] Quote Link to comment Share on other sites More sharing options...
JCGIBSON2 Posted April 18, 2008 Author Report Share Posted April 18, 2008 post up the tune, or email it to me at work [email protected] SS bnoon SS i will see if cobaltss will e-mail you the tune that he has . Thanks for the help on this . Quote Link to comment Share on other sites More sharing options...
chpspecial Posted April 18, 2008 Report Share Posted April 18, 2008 (edited) if the force motor current table was modified make sure you decrease the values not increase them, increasing them causes slower/weaker shifts. this would be at part throttle. Edited April 18, 2008 by chpspecial (see edit history) Quote Link to comment Share on other sites More sharing options...
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