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Home >> Cadillac >> 1990 >> Seville Base, 4T60/ME9 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> ECM Trouble Code Charts >> ECM Code EO47: BCM-To-ECM Data Problem >> Failure Conditions:

Failure Conditions:

ECM receives bad data or no data from BCM for 3 seconds.

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