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Q: Has there been many replacements for the light modulator on this car? on 2004 Mercury Grand Marquis

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The lights come on and off and we were told it was the light modulator. Is this a big problem with this year and car?
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their is not a big problem with this module but they do go out. have replaced several, mostly police cars. has to be reprogrammed when replaced. located above accel pedal.
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