DTM Brian Posted July 31, 2012 Report Share Posted July 31, 2012 If you are need of tuning a GM OBD1 ECM. - I need the part number off the ecm - EX. 1227747 - I need the PCM Calibration Code - EX. ANLW Email me at mobiledyno@aol.com for more information. Quote Link to comment Share on other sites More sharing options...
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