Stock 6spd tune

LLYD_MAX

New member
May 22, 2010
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Myrtle Beach S.C.
Im trying to fix a truck for a friend of mine that a local shop screwed up. I pulled the tune that was currently in the trans out of it but didnt save it. :eek: I want to say the OS ended in 031 or somthing close. I dont want to do a full flash on the tcm so i am trying to find a stock tune with the same OS. i dont know if any of this info matters but it is a 08 and the current OS in the ecm is the 94OS*.

If someone has a stock 6 speed tune with that OS that they are willing to send me i would greatly appreciate. thanks in advance.

[email protected]
 
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LLYD_MAX

New member
May 22, 2010
92
0
0
Myrtle Beach S.C.
Get the VIN, and put it in here:

http://tis2web.service.gm.com/tis2web

Then I'll see if I can find an EFILive stock file for the TCM.

Thats a pretty nifty link! I'll have to save it for future reference.

the VIN is 1GTHK23647F538460

I looked up the vin and i want to say that this was the OS that is in it now>15117030


So any of the OS's in that list will work with the truck? I know its a older truck that has been updated with the 94OS.


And thanks for your help I really appreciate it.
 

LLYD_MAX

New member
May 22, 2010
92
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Myrtle Beach S.C.
I drove back to his house today read the tune but this time i actually saved it lol

The OS is 25821031. It was tuned with HP tuners and the guy butcherd the trans tune so i need a new stock tune so i can start from scratch and make a new trans tune. If anyone has a stock 6 speed tune with that OS they are willing to send it would be greatly apprecaited. thanks
 

bambam590

New member
Jan 8, 2017
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I'm looking for this same stock file if anyone is willing to email it to me please. just finished my duraburb build with a used tcm and not sure what tuning it has but it's not factory. same os as stated above. email [email protected]

thanks

Sent from my SAMSUNG-SM-G890A using Tapatalk
 

N2BRK

Well-known member
Dec 31, 2009
2,059
390
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I just looked through a few lmm and an lbz TCM and can't find that exact OS. I tried to help; sorry