To check the blend door on a 2006 Equinox, first, ensure the vehicle is off and locate the blend door actuator, usually found behind the dashboard near the heater core. Turn the ignition on and adjust the temperature settings to see if the actuator moves in response; you should hear a clicking sound if it’s functioning. If there’s no movement or sound, the actuator may be faulty and should be inspected or replaced. Additionally, check for any obstructions in the blend door itself if accessible.
A common cause is a broken temperature door in the dash. Very big repair job. See CHEVY EQUINOX and PONTIAC TORRENT no heat below... --------------------- Heat blend door. Yes a VERY expensive repair and it is becoming quite the popular problem in 2006 equinox but Chevrolet will not do anything about it. www.topix.com chevroletforum.com www.web2carz.com websites I have found where people have complained about the air blend door. First off the Chevrolet dealer wants you to come in and pay ($85 at our dealership) to get the problem "diagnosed" (even though I told him what the problem was) then the cost to fix it ranges from just over $1,000 to $1,500 because they basically have to remove the entire dash to get to the air blend door only to replace it with another inferior product.
Probibly your blend door motor is stripped out. Remove motor and check door operation manually
To remove the blend door on a Chevrolet Equinox, first, disconnect the vehicle's battery and remove the necessary dashboard components, including the center console and any panels obstructing access to the HVAC unit. Next, detach the heater and AC ducts, and then locate the blend door actuator, which typically requires unscrewing a few bolts. Finally, carefully remove the blend door, ensuring you don’t damage any surrounding components, and replace it with the new one. Always consult a repair manual specific to your model year for detailed instructions.
First check the fuses then check your blower fan then check the blend door and blend door actuator and then the control panel
Check your blend door.
To fix the heater blend door on a 2006 Dodge Caravan, first, remove the dashboard and the center console to access the HVAC housing. Inspect the blend door actuator for any malfunction or damage and replace it if necessary. If the blend door itself is stuck, you may need to free it by carefully repositioning or replacing it. Reassemble the dashboard and console after ensuring everything is functioning properly.
You have to take the front dash apart almost to the firewall. A lot of 5,8and 10mm screws. Not a job for a DIY'er.
A very common problem is a broken temperature door in the dash. This is an extremely labor intensive repairs. See TEMPERATURE DOOR below... -----
In a 2001 Chevy S10, the blend door vacuum is typically sourced from the engine's intake manifold. A vacuum hose connects the manifold to the HVAC system, allowing the blend door actuator to receive the necessary vacuum to function. If there are any issues with the blend door operation, it’s important to check this vacuum line for leaks or blockages.
The blend door is vacuum controlled. Any vacuum leak in the engine system can cause the door to not function properly. Check this system first. The door could be physically sticking but a vacuum leak is a more common problem.
The blend door actuator motor is located on the bottom of the plenum box on the passenger side towards the transmission tunnel. It is easy to remove and examine the motor to blend door connection. The blend door on the Ram is made of metal and seldom breaks. The problem is more likely the plastic interposer that spans between the metal drive motor connection the the metal axle. Check Ebay listings for HeaterTreater to find the Ram and a 100% solution and more diagnostic information.
Before replacing the thermostat or any other component of the Windstar's HVAC system, be sure to check your blend door for functionality FIRST. The most common issue with heat or A/C in the late model Ford windstar is a broken blend door. A broken blend door actuator is almost as common as a broken blend door itself. Typically, the fix requires disassembling the entire dash and replacing the whole plenum box, which can be a costly repair.