2005 Pontiac Montana SV6 "hvac vent knobs" Questions

vent (heat) does not work - only cold air comes out. Also, the heating/cooling dial lets it get hot midway on cold only. The a/c button will not shut off either. Try this calibration procedure and let

...vent option it's like it just springs back up. A failure has occurred in the HVAC system, legally, when a fault happens the hvac system will default to defrost/floor. Further diagnostics will be ...

...VENT KNOB TO SWITCH FROM WINDSHIELD TO DRIVE AN PASSANGER TO FLOOR VENTS IF U HAVE A SOLUTION FOR THIS PLEASE LET ME KNOW You need to check and see if the control has vacuum, this is what controls ...

...vent blend door that is located inside of the HVAC system behind dash..Rarely it is the control however it could be....Some of the vent door issues are recalls on certain vehicles."Also Blend vent ...

hvac system I have a 2005 G6 and I can't get my vents to change from defrost to anything else. The knob turns just doesn't change. What could be wrong? 1-check the vent door actuator while you

...HVAC mode selector knob that won't turn. It is stuck on the vent setting and cannot be turned to any other setting. It is stuck. pull off knob ,is it cracked? pull off another knob and install to ...

...vent when the control is set to dash vents. HVAC control head problem or it is the air Temp Control Valve problem. THe control head is the one with the buttons and knobs and the control vavle is ...

...vent setting. 16 year old HVAC dash controllers on GM cars have a bad habit of that. They are 90% plastic and just don't hold up that well. Is it a manual or automatic HVAC system? If it's a manual ...

...run into this issue when replacing the batteries on these. In the underhood fuse block there is a HVAC fuse. Pull it, wait 30 seconds, put it back in, and turn the key to the run position. You ...

The knob that controls the doors to the HVAC vents is stuck The cable that attaches to the know that controls the doors to control where the air comes out is attached but the knob is stuck. When I ...