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Ask GM Tech (Cam) Your Own Question
GM Tech (Cam)
GM Tech (Cam), Chevy Technician
Category: Chevy
Satisfied Customers: 15133
Experience:  GM Grand Master Technician 2007. 14 years experience.
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The venation doors 't move. All air comes out defroster

Customer Question

The venation doors don't move. All air comes out defroster outlets
JA: Tell me a bit more about what's going on so he can help you best.
Customer: I can't get the air flow redirected It just comes out the defroster vents
JA: Are you hoping to fix this yourself?
Customer: yes
JA: Great! What have you tried so far?
Customer: Took the dash panel off to reveal the electric controls
JA: Is there anything else important you think the Chevy Mechanic should know about your Chevy?
Customer: Most info I have looked at shows a mechanical linkage My vehicle has electric controls at the dash
JA: Our top Chevy Mechanic is ready to take your case. Just pay the $5 fully refundable deposit and I'll fill the Chevy Mechanic in on everything we've discussed. You can go back and forth with the Chevy Mechanic until you're 100% satisfied. We guarantee it.
Submitted: 7 months ago.
Category: Chevy
Expert:  Ron Z. replied 7 months ago.

May I have the year and model of your Chevy?

Customer: replied 7 months ago.
1989 2500. It is a fleet wood rv
Expert:  Ron Z. replied 7 months ago.

Ooops! Ok. I don't have access to info on RV's or anything that old. Let me opt out and forward you to a Tech better suited for this vehicle. Sorry for any inconvenience. Sit tight one sec... someone will be right with you...

Expert:  Waverly Lorello replied 7 months ago.

You have a vacuum leak for the mode door actuators more then likely it is the hose that comes from the engine and heads toward the passenger side of the truck look under the hood with it running and listen for the hiss

Please help me help other people by rating my help to you

Thanks waverly