Heater Cores and Blower Fans
Chevy G20
VW Jetta

You have 92 Chevy G20 conversion van problem when turn the ac on fan speed at high and ac switch at high why the blower air automatically switched from vent to bottom. pleae help?

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Wiki User
2006-09-02 20:55:06

the controls are bad.. it uses vaccume to change the vent


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