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    Cluster High Pitch Noise

    After further testing it seems that the light sensor on the dash may have some impact on this problem. It seems to come and go with changes in ambient light. I also rode with a black hat covering the photo sensor and the noise did not occur for a 15 min drive. Maybe a coincidence since it has...
  2. S

    Cluster High Pitch Noise

    Hi, I am new to the site and have been searching for this issue for a few months now but have not found anyone with the same issue. I have a 2011 Tahoe LTZ and there is a intermittent high pitch sound coming from the instrument panel. It sounds like the high pitch sounds that you hear...

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