HI there,
After replacement you don't need to reprogram the ecm. The computer will see the new sensors readings and should work fine. You do want to clear the learning. Sometimes just clearing the codes will do this. Sometimes disconnecting the battery is required.
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After replacement you don't need to reprogram the ecm. The computer will see the new sensors readings and should work fine. You do want to clear the learning. Sometimes just clearing the codes will do this. Sometimes disconnecting the battery is required.
More...