Operating error reading on OBD2
03-21-2017, 07:52 PM
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Operating error reading on OBD2 I made a stand alone harness out of a 1999 Chevy Suburban. I used the LT1 swap site for it. I am getting a reading on the OBD2 scanner stating operating error. I cannot get any codes. Can anyone shed some light on this? I'm stumped.... thanks!
