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window switch burn smell

  1. Interior
    For the second time, the driver's side window controls in my 2004 Envoy SE stopped working. And for the second time I gutted it and found a fried circuit board! :mad: So two questions: Why does this keep happening? Water maybe? GMC thought it would never get a raindrop on it? Should there be...
  2. Audio and Electronics
    Hey Gang, I'm back with a new issue. My driver door window switch unit began having a bad burning smell. In the driver door, I can now only operate my driver side mirror. The same switch is useless for the passenger door mirror. Yesterday my horn DIDN'T work and today it does. I don't know...