What moves the air door in the heater-vent-A/C on a 1995 GMC Sonoma PU? Electric motor, vacuum, what? How do I get at the door to check it and see if it's just stuck?
What moves the air door in the heater-vent-A/C on a 1995 GMC Sonoma PU? Electric motor, vacuum, what? How do I get at the door to check it and see if it's just stuck?
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