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Code EO47, ECM-BCM Data

WARNING: This page is about a different car, the 1986 Oldsmobile Toronado and 1986 Buick Riviera. However, it is still accessible from the selected car via links, so may be relevant.

Check for momentary loss of BCM's 7 volts (circuit 807A and 807B), ignition #3 (circuit 750C), CPS wake-up (circuit 555), PROM. Reference charts B8, B9 and B10. If Code EO47 is set, along with any of the following codes set as "HISTORY": B334, B335, B336, B337, B552, OR B553, see "MULTIPLE INTERMITTENT CODES" chart.

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