I have replaced the blend door actuator and the module assembly. These days, its electrically driven actuator motors modules accomplishing the job. In this chevy ssr tech tip video, i show you how to perform the hvac blend door calibration procedure. At first i could get it to move slightly to warm but then would move back to cold when i shut off the ignition.
Well also cover replacement tips and the important calibration process common across the general motors line up. Determined from online forums that the blend door actuator. You mentioned 250 bucks, only two actuators are used, the one for the temperature blend door is 17 bucks. Actuator recalibration calibration procedure use the following steps to perform the calibration update. Both have experienced blend door actuator failures. If the vehicle is so equipped, the calibration procedure also includes the rear hvac positions for each actuator motor. The purpose of the module actuator position calibration is to allow the hvac module to reinitialize and calibrate the actuator stop points. Does a fuse need to pulled battery need to be disconnected or did i not wait long enough. In some cases, the blend door actuator can be accessed by removing the glove box. Hvac blend door actuator ac delco chevrolet gmc testing and. Ac mode and blend doors often need calibration before they function properly.
Well also cover replacement tips and the important calibration process common. Chevy truck forum silverado sierra gmc truck forums. Air door actuator replaces 89018365, 604106, 52402588 fits 19942012 chevrolet, chevy, gmc silverado 1500 and 2500, tahoe, sierra hvac blend control actuator heater blend door. May 11, 2015 recommended scanner to read hvac problems.
I think the position defaults to cold every time you shut. But the gears between the actuator motor and the heater box fell out and the actuator doors flipped around when removing the heater box. Need to recalibrate the actuator pulling out the h. There are several types of actuator motors used in todays gm cars. Besure to look up the climate control calibration procedure before you. This grind or click sound is actually the plastic gears stripping inside. Jan 04, 20 the white one does seem out of the black ones reach a bit and also appears to be stuck like it may be in line with another actuator up stream that i can not see yet. If it doesnt it must be carried out with a scan tool. The kit contains a single blend door which converts the dual control to single control, and is operated off of the bottom actuator motor, which can be accessed by removing the glovebox. The only one that the entire dash has to come out is the passenger side temp blend door actuator.
All of my functions work except for windshield defroster. Hvac blend motor actuator recalibration procedure for gm trucks. The complete blend door actuator replacement cost guide. I am familiar with the fact that you must remove the display fuse before the change out and replace it when done, turn key to run and wait for the actuators to calibrate. Failure to allow sufficient time to calibrate can lead to the. You will need to perform this procedure if youve replaced a blend door actuator. I told the customer that i would not be able to get to it continue reading 2009 chevrolet silverado drivers side air stuck on heat. Blend door will not open to cold on passenger side. The acheater control module must be recalibrated each time an actuator motor or the acheater control is replaced.
Here you will find a variety of rebuild kits and other rare auto parts at the lowest prices on the web. Jan, 2016 1999 through 2006 gm actuator calibration gm blend door actuator calibration 1999 through 2014 gm drivers side heat fix gm truck and suv heat stuck on. Cannot get new blend door actuator to calibrate jeep kj. Ac blend door calibration ask the gm technician gm. To carry out calibration, carry out the following steps. Jan 16, 2016 i have everything apart still and have not forced the gears and they are in the same position as the dials were when it came apart. Apr 04, 2012 replace an actuator, on a 2001 tahoe, for the ac blend door. Lujuntec air door actuator hvac blend door actuator fit for 20042007 buick 20022006 cadillac 19992009 chevrolet 19992009 gmc 20032008 isuzu 20032004 oldsmobile 604120 1573599 89018373 89018678. Where can i find the radiator drain plug on a 2002 chevy impala 3. Some air flows out when i have the selector set to the position next to full vent.
I just changed my hot and cold blend door motor, the dealer said i need to bring. When my actuator motor failed it would stick on cold and not move. How to fix your heat and ac on gm vehicles for free youtube. If you are looking to cut some of your costs for the blend door actuator, then you can do so by doing the work yourself. It had the known issue of drivers side vents going to full heat despite setting temperature to lowest 60 ac setting. Labor times can vary depending on year, make and model. Today i m going to show you how to recalibrate your ac control panel on your chevygm truck. I just replaced the passenger blend door actuator in my van. I just installed a new mode actuator in my 2002 silverado. How to calibrate a hvac actuator in a 2009 chevy impala. These methods vary by manufacturer and are covered below. A common use would be for a door that only uses two positions such as a recirculation door where it is either fully open or fully closed. Manual climat controls acting up chevrolet malibu forums. After installing the part and recalibrating the system, all works as it should.
Nov 23, 2011 i have a 2004 tahoe with rear ac heat. Replaced it today and the new motor still will not open to cold. Not sure that has anything to do with blend door tho. Acutator recalibration acdelco techconnect youtube. Replace actuator about 9 months ago, it quit as the dealership says waking up, after replacing it. Ck pu, suburban, and yukontahoe actuator calibration. Oct 11, 2015 with the cruze, really complicated, when you push buttons, firing commands to the bcm that activates these actuator motors. Calibration is supposed to be carried out when you turn your ignition on after its all plugged in. Chevy blazer saggy worn out door hinge repair this is a fix for saggy worn out door hinges on a chevy blazer that my buddy marc came up with. Be aware that many of these vehicles are equipped with a slave door, which works in conjunction with the blend door to control temperature. The 2011 jeep grand cherokee has 4 problems reported for heater failed after calibration noises. Chevrolet silverado 1500 ac heater blend door actuator. Sparkys answers hvac actuator recalibration procedure for gm. Replacing driver blend door actuator 0306 chevy silverado.
If the leds or graphics continue to flash beyond the 2 minute manual or 20 second atc calibration time, this indicates that the a cheater control has detected a failure and a. One for recirc, one for temp blend drivers side, another one on the passenger side, and another mode actuator to switch from defrost, middle vents, and floor. I just installed a new mode actuator in my 2002 silverado after the old one had a crack in the output gear and was stuck on defrost. Btw after removing the old blend door actuator motor i jumpered it with a 12vdc source and the motor turned.
Chevy trax 2016, hvac heater blend door actuator by dorman. I have changed two in mine and two in my wifes car. Today im going to show you how to recalibrate your ac control panel on your chevygm truck. Ac mode door actuators ase certification practice tests. Just bought a new blend door actuator and the instructions on how to remove and install are generic. Gm hvac blend door actuator recalibration a simple procedure that may fix your heat and ac controls for free. I have a 2003 suburban w the automatic climate control system. If you remove power to the system, the air conditioning, temp and air distribution blend doors will self calibrate when power is restored.
Online shopping from a great selection at automotive store. If you are having issues with your blend door, or the top blend door actuator motor behind the dash it is worth looking into. Some gm trucks in the early 2000s may have an issue where the temperature may get stuck blowing hot air on the drivers side and cold air on. This air door actuator comes complete with a 18 months warranty. But is this the problem or is it that the door is jammed. In addition to an electronic blend door actuator, the gm c67 system uses a solenoid box to operate the mode and recirc doors through vacuum motors. On the gmc acadia and the chevrolet traverse the replacement part number for the blend door actuator is 1573989. Hvac automatic blend motor actuator recalibration procedure for gm.
Replacement blend door actuator the air door actuator controls the flow. However, other popular gm models have the same issue. Where can i find the radiator drain plug on a 2002 chevy. Order chevrolet silverado 1500 ac heater blend door actuator online today. This is a great way to save on labor costs, but you should only do that if it is a simple removal. Recommended scanner to read hvac problems ericthecarguy. Blend door actuator not calibrating gm truck club forum. He ordered the mode door actuator, and received the blend door actuator. My question is what is the proper re calibration procedure for the blend door actuator, once everything is hooked up. What is the blend door actuator re calibration procedure. When i replace blend door actuator in 2008 impala do i. Dormanengineered with robust materials to improve durability and performance, the hvac heater blend door actuators restore and.
Most chevys have about 4 of those blend door actuators. If i get in the car first it will run, then when my wife gets in it will run again. Buy air door actuator replacement part for gm ac 1572971. Gm hvac blend door actuator re calibration a simple procedure that may fix your heat and ac controls for free.
My pickup only blows hot air out of the passanger side. I removed the motor and tested it connected to the truck but removed from the blend door. Learn more about actuator recalibration with acdelco. Using the scan tool, select actuator calibration test. Replacing driver blend door actuator 0306 chevy silverado or. Manual calibration of the acheater control should be performed if the blend door actuator is not functioning properly, or if the temperature of the conditioned air is too warm with the temperature control in the full cold position or too. Anyone know about blend door actuator calibrations. Calibration of the air temperature, recirculation and mode doors happens taking roughly seconds. The service manual says to it needs to have the key in the run position for 3 minutes. Manual calibration of the a cheater control should be performed if the blend door actuator is not functioning properly, or if the temperature of the conditioned air is too warm with the temperature control in the full cold position or too cool with the temperature control in the full hot position. I bought a new one from oreilly auto parts and installed it and immediately it started making the same clicking noise. I need to calibrate the manual temperature control.
Calibration is required after a actuator is replaced, but not necessary if power is removed. Cannot get new blend door actuator to calibrate jeep kj and. It would not actuate any further even when not installed. This blend door air door actuator features a redesigned housing to insure it lasts longer than the factory blend door on your chevy. During this calibration process the ecc module will automatically command the temperature door to the full heat position and then to full cold position. We are enthusiasts who pride ourselves on being the only site to design all our parts inhouse and offer a nohassle lifetime warranty on everything sold here. Diagnosing electronic climate control actuators motor. Check out free battery charging and engine diagnostic testing while you are in store. Sparkys answers 2009 chevrolet silverado drivers side air. All the threads and googling seem to point at the actuator only. How to save money on blend door actuator replacement. Long gone are the cables and rods jutting out of the firewall to operate the heater control valve or a vacuum unit pulling a blend door open.
Mode control actuator issue chevrolet cruze forums. Heater blend door levers free delivery possible on eligible purchases. Note do not adjust any controls on the hvac control assembly while the hvac control assembly and actuators are calibrating. Chevrolet ac blend door actuator repair not replacement.
The vent temperature was 140f and the outside air temperature was 97f in august in sunny south carolina. Generally an 8 to 12volt signal provides the needed voltage and ground from the control head to the actuator motor. Aug 11, 2016 this 2009 chevrolet silverado came in with the complaint that the ac was blowing out hot air on the drivers side of the dash. Also features a more rugged internal circuit board which resists heat, corrosion, and vibration. When the leds or graphics stop flashing, the calibration procedure is complete. That is more then likely a blend or a mode door actuator, they have plastic gears inside that strip an get stuck an then they just click. Replacing driver blend door actuator 0306 chevy silverado or gmc sierra. Dealer then replaced the blend door actuator and calibrated same.
There really isnt any calibration, they are self calibrating pull hvac fuse inside car for 60 seconds with key on. What was the initial problem with your blend door or actuator. The old module would send the blend door into one position and the new one sends it to the complete opposite position. For manual systems it does not matter where the ac controls are set but if you feel the need to do something, turn the blower switch on i prefer speed 3 and set the temperature sliders about. The driver side was blowing cold air, the middle and the passenger side was blowing heat. A stuck blend door actuator can have you melting in the heat or freezing in the cold. The actuator for the re circulating, runs every time i open the car door. Your heat and ac on gm vehicles for free gm hvac blend door actuator re calibration a simple procedure that may fix your heat and ac controls for free. Mine is working which leads me to the actual blend door being snapped or out of alignment. My blend door actuator was making that clicking noise. Gmc yukon chevy tahoe blend door calibration youtube. Ac blows hot on driver side air vents 10 gmc acadia hd. I know its the actuator making the noise i can put my fingers on it and feel it. Of course it had to be the one that is hard to get to.
Refer to blend door actuator, air temperature actuator, removal and installation. In this video we fix 2 of the hvac blend door actuators in the duramax. Hvac automatic blend motor actuator recalibration procedure for. Replacing those faulty units is unfortunately a tedious process, requiring removal of the entire dash, as explained here. The topic of how to perform the actuator recalibration procedure on chevrolet, gmc and cadillac trucks and suvs has become an ever increasing topic of discussion. Now we have electronically controlled temperature door actuators and blend door. Buy acumste hvac heater air blend door actuator 604116 1572106, 1572106, 16167292, 89018367 air vent blend door actuator for tahoe escalade yukon ck pickup truck venture. Calibration procedure use the following steps to perform the calibration update. Im not sure if it needs to go thru some re calibration before everything will fall into place. The white one does seem out of the black ones reach a bit and also appears to be stuck like it may be in line with another actuator up stream that i can not see yet. Replacement can be as simple as removing three screws and swapping the motor.
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