My heater control has gone conpletly dead. That is at times it work
only when it wants to. I tryed puting a new one in and have the same
problem. When it does this the button light are on when the dash light
are off when i turn the dash lights on the button lights go out.
People I have talked to say it could be a bad ground. I’m not sure
where to look. This is in a 92 silverodo. 1500. Any help would be
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