• The site migration is complete! Hopefully everything transferred properly from the multiple decades old software we were using before. If you notice any issues please let me know, thanks! Also, I'm still working on things like chatbox, etc so hopefully those will be working in the next week or two.

Recent content by cemtex

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    Cannot get "starting disabled due to theft system" message to go away

    I have a 07 GT and about four months the ignition switch went bad. I replaced it and when getting the car up again I get the message "starting disabled due to theft system" on the DIC. Here are the details: -I have an HPT and the tune currently in the car I have the VATS communication set to...
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    Firm shift and no slip on 07 GT

    This is a cross-post from the tuning forum because I thought originally it was a tuning/computer issue. -07 GT with 160K miles on it purchased in July. Looks decent mechanically. -I immediately put in a 180 T-stat in it but up until about two weeks ago I could not change the fan point which...
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    Finding where shift hesitation is in scan/tune

    I started using the HPT I got last week and have been currently working on LTFT. The issue I have though is I have an intermittent shifting issue which I do not believe is hardware related with the transmisson as the shifts are firm and there is no slipping or abuse being called out during...
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    Use an L26 PCM with L32 tune as backup for tuning.

    When I had my last grand prix it was a 97 that I tuned with a DHP. I would keep a PCM as a backup which I did have to use when the computer crashed during a re-flash, bricking the original PCM. It was a one for one swap (L67 from a 97 PCM, with the knock sensor module swapped) and after...
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    07 GP would like a Chevy T-style shift knob, interchange models?

    On my 94 GP it was the same as all of the other GM vehicles for changing the knob (a staple like C clip and done) and I wound us using one from a monte carlo. I never did it for my 97 because of the performance shift button, but now that I have an 07 I no longer have that button and would like...
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