Radio Shack TV Tuner Spray...
Will work just fine. Remove the switch from the console, unplug it, place it over a paper towel or two, and spray liberally, trying to get inside as much as possible. Work the switch back and forth and re-spray.
"We drive into the future using only our rearview mirror."
- Marshall McLuhan -
Northern California Wine Country...
"Turbos whistle, grapes wine..."