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Discussion Starter · #1 ·
I can't find any info on a 2012 ecm unlock. Is it required to install a bully dog tuner?
 

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924357


Seeing that you are new, a 1-time free pass.

Some required reading

 

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Can only find unlock cable for 2013 + pls help
How many threads are you going to start?
I lost count after 4 or 5.
You answered your own question BTW
 

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2007+ 6.7L require ECM unlock according to my bullydog search, far superior options out there available compared to butchered Brazilian calibrations to put into your ECM that you get with bullydog.
 

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