reading block learn values from GM EFI systems?

Jason R. Haines jhaines at lingenfelter.com
Wed Mar 7 20:51:19 GMT 2001


Does anyone know of a way to read/view all of the individual block
learn/fuel trim values for each cell/block that are stored in the ECM/PCM
(when retaining block learn values is enabled)? Could this be obtained
through the diagnostic port or copied off of some internal chip?


Jason


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