v2 wont read TCM tune on LBZ

ktroyer

New member
Nov 7, 2010
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Ive tried doing some searching, but havent found the answer to my problem. Truck is an 07 LBZ. I am wanting to change some of the TCM tables and I cannot get efi to read the stock calibration with V7.5 but I can get it to read the calibration with V8. But in V8, it saves the file as a .ctz file and I cannot open or save it as a .ctd file for modification in V7.5. With V7.5, it will get to "Initializing TCM", and then not go any further until I press stop. Anyone else run into this problem? I have all the latest updates and still a no go. Any help is appreciated.
 

JoshH

Daggum farm truck
Staff member
Vendor/Sponsor
Feb 14, 2007
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Texas!!!
V7.5 should open the .ctz file. Right click and select open with, or open the tune tool and open tune then select all file types in the drop down menu at the bottom of the window.
 

ktroyer

New member
Nov 7, 2010
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I tried that the other day and couldnt get it to work. But today, I tried it again and evrything worked! who knows. lol but thanks for the help!:thumb: