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edhunt0r, ASE Certified Technician
Category: GMC
Satisfied Customers: 504
Experience:  GM B Tech ASE Certified Master Tech ASE Certified Master Medium/Heavy Truck Technician New Jersey
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I was searching with my ac vent selector switch. I have a

Customer Question

I was searching for problems with my ac vent selector switch. I have a 2001 Savanna. I read threw previous questions and it seems I need to look at the actuator?.. Other searches pointed me towards vacuum issues. Which one should I check first?
Submitted: 1 year ago.
Category: GMC
Expert:  edhunt0r replied 1 year ago.

Hello. Welcome to the site. Thanks for coming.

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I'm here to provide as much information and insight as I can, to best answer your question.

What is the system doing?

Are you getting vacuum to the inside of the truck?

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