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Ask GM Tech (Cam) Your Own Question
GM Tech (Cam)
GM Tech (Cam), Chevy Technician
Category: Chevy
Satisfied Customers: 15201
Experience:  GM Grand Master Technician 2007. 14 years experience.
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2003 tahoe: only blows..defrost vents is this a vacuum line problem

Customer Question

2003 tahoe a/c only blows from defrost vents is this a vacuum line problem or circuit board
Submitted: 6 years ago.
Category: Chevy
Expert:  JHoop replied 6 years ago.
Hello , my name is JHoop and thank you for choosing Please tell me all the problem as my answers are based on the information you provide.

Do you have auto temperature controls? Dual zone?
Customer: replied 6 years ago.
No. Dual zone
Expert:  JHoop replied 6 years ago.
Sorry, you have dual zone, correct?
Customer: replied 6 years ago.
Sorry a friend just called me and gave me an answer
Expert:  JHoop replied 6 years ago.