
Re: no more used ecms for GM J2534
I've had no issue reprogramming older GMs. Global A has always been replace with new only. Just did two: an 08 Tahoe, and a 2010 C truck. No issues at all. You do have to have Windows 8.1 or better on the laptop. Windows 7 went bye-bye about three weeks ago. T... Login to read more. ![]()
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