Chevrolet Repair Questions? Ask a Chevy Mechanic for Answers ASAP
Hi, welcome to Just Answer. I’m Ron and I’ll be helping youtoday.Before we get started though, Please understand that I don't knowyour skill level or tools you have to assist us. Also understand thatI can't see, smell, hear, or touch the vehicle either, so patience isappreciated. JA is a great Q/A site, but it does NOT replace arepair shop.My goal is to make you happy and get a great rating in return formy time. Sometimes I have to give you bad news that I know youdidn’t want to hear, so please don’t shoot the messenger.
You have blend doors that control hot,cold and vent/outlet direction. I suspect that you cold/heat door is not working and in order to access it, you need to open up the heater box under the dash. This is not an easy job though.