2004 Chevrolet TrailBlazer "air coming vents defrost" Questions

air is coming through the vents. The O2 sensors have just been changed, along with the plugs, and the serprentine belt. Please help. Thanks Jake.... Any codes? Fuel filter and air, dirty throttle body

...air is coming from the front face vents. I am able to control the speed of the fan. I am able to switch to the front defrost controls and the air flow with stop coming from the floor vents, but when ...

...air is also coming out of the defrost vents but not the floor vents. I took the #36 fuse out of the rear fuse box and waited 3 mins before putting it back and started my car. I let the car run for 2 ...

...you are hearing the vent doors moving to redirect the airflow to the vents you choose. This is normal and can be more noticeable if the blower fan is on, putting air pressure against the

...not changing If what you mean is that the air comes out the defrost rather than the vents, this may be a vacuum leak, bad vacuum check valve, or bad blend door actuator. ...

air conditioning vents but it does come out of the floor and the defrost vent. any ideas of what to check? {: ) Check first the fuse labeled HVAC1 10A at the rear fuseblock. If okay, the mode actuator

...air will only blow out of the defrost vents and the bottom and no longer will it blow out the concel vents. i looked and the vents are inline and not blocked Sounds like you may have disconnected the ...

a/c air flow problem 2004 chevy trail blazer the air only comes out the defrost vent and high speed blower inop, thank you for your help check the resistor fan relay.

...vents do not work air will not flow from the vents, all four, both ac and heat. Heat will come out for the floor and defrost. Heat / AC supplied to the back seat doesn't work very well either. I need ...

AIR NOT COMING OUT VENTS NO AIR COMING OUT THE VENTS WHEN AC IS ON........AIR ONLY COMES OUT THE BOTTOM OR THE DEFROSTER WHEN PUT AT DOES LEVELS remove the selector where you choose floor or dash and ...