C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Lt1 edit software and pc/obd2 cable

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Old Mar 4, 2018 | 01:14 PM
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Default Lt1 edit software and pc/obd2 cable

Hi. Made changes to the lt1 motor, where can I find software to edit the lt1 pcm(free if possible)? Also need the cable to go from my Laptop to obd2... appreciate all the help.
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Old Mar 7, 2018 | 09:13 AM
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What year is your car? If it is a '96 and OBD2, I am not sure.

However, if it is '95 or earlier, try looking at Moates.net for the cable/equipment to connect.

They also had a free program called TunerProRT that could modify the program. I got it several years ago, but I am not sure if it is still free. There are also some free programs to flash the computer ('94-'95), something like winflash (although that may not be free any more). You can also download tunercats with a 30 day full functioning program for about $20.

Good luck.
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Old Mar 8, 2018 | 09:14 AM
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As stated above, if it's pre-96 you can probably still get TunerPro free; or you can buy Tunercat for ~$100 or so after everything is purchased (cable, program, definition file). If it's a 96, I think your only option now is Jet DST, which is priced at $400ish (shop around). The Jet software is Tunercat for OBD2. Again, it's very good.
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