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Re: gm b1001 config code , vin not in pcm
Posted to Technical Discussion Forum on 4/20/2021

Thanks for help and ideas everyone. Installed a used PCM ,wrote vin, and programmed lastest calibration. Went thru prefectly , no errors. Relearned theft and when i started vehicle the air bag light went out. The red brake light even went out. I thought i was ... Login to read more.