What is pcm memory reset?!?!

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Cadillac DeVille 1985 to 2005 including:
1985-1992 Fleetwood, 1993 Sixty Special, All FWD Forum Discussion, What is pcm memory reset?!?! in Past Cadillac Vehicle Discussion; i just tuned up my car and i checked to see if any codes came out n sure nuff there ...
  1. #1
    __CaDiLlAc_PimP__'s Avatar
    __CaDiLlAc_PimP__ is offline Cadillac Owners Member
    Join Date
    May 2004

    What is pcm memory reset?!?!

    i just tuned up my car and i checked to see if any codes came out n sure nuff there was a code called e52 memory reset!?is that a big problem???

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  3. #2
    BeelzeBob's Avatar
    BeelzeBob is offline I'm a Cadillac Fanatic!
    Join Date
    Dec 2002
    Fort Lauderdale, Florida

    Re: What is pcm memory reset?!?!

    No, not at all. It happens when the battery is disconnected. Just an "informational" code as the knowlege of a reset when it shouldn't be happening would be valuable to a tech working on a mysterious driveability problem.

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