How to change blend door actuator?

1996 Chevrolet K1500 Air Blend Door Actuator

Advance Auto Parts https://shop.advanceautoparts.com > ... > AC Actuators
This air door actuator directly replaces the original actuator on specific vehicle years, makes, models, configurations and positions to restore proper HVAC ...

Blend door actuator

GMT400 https://www.gmt400.com > threads > blend-door-actua...
May 3, 2021 - The blend door is in the middle of the dash and mounted on the coil box. The one by the blower controls the damper that directs air intake from ...

VCAUTO HVAC Blend Door Actuator for 1996-2013 ...

Amazon.com https://www.amazon.com > VCAUTO-Actuator-1996-...
VCAUTO HVAC Blend Door Actuator for 1996-2013 Chevrolet Express 1500 2500 3500; 1996-2013 GMC Savana 1500 2500 3500; 1996-2013 Cadillac DeVille 604-125.

1. Locate the blend door actuator. The actuator is located behind the dashboard, usually on the passenger side. It is a small, rectangular motor with a wiring harness and a linkage arm.
2. Disconnect the battery. Before beginning any work on the electrical system, disconnect the battery to avoid any electrical shorts or other accidents.
3. Remove the dashboard panel. In order to access the blend door actuator, the dashboard panel may need to be removed. Consult the vehicle's repair manual for specific instructions on how to remove the panel.
4. Remove the old blend door actuator. Disconnect the wiring harness and the linkage arm from the old blend door actuator. Remove any mounting screws or bolts that secure the actuator to the dashboard.
5. Install the new blend door actuator. Install the new blend door actuator in the same location as the old actuator. Secure the actuator with any mounting screws or bolts. Connect the wiring harness and the linkage arm to the new actuator.

Here is a post that may give you an idea as they talk obout checking these a/c codes.

https://www.allpar.com/fix/codes-climate.html

First, check coolant level. If it's low, it'll blow cool air. Second, check the fuse for the HVAC system. The mode door actuator and mode door controls WHERE the air comes out and the BLEND door actuator and blend door controls the air temperature. So do a search for the locations of those items on your car and check their operation.

Temperature Blend Door Actuator - RH, EATC Removal and Installation

1. Remove the RH floor console finish panel.

1. Lower the glove compartment.

1. Disconnect the RH temperature blend door actuator electrical connector.
2. Remove the 3 RH temperature blend door actuator screws.
1. Remove the RH temperature blend door actuator.

2006 2010 Ford Explorer NO Heat Passenger Temp Actuator Replacement same as mountaineer

My ac works, but my heater blows cold air. Is there any way I can replace actuator by going thru the glove compartment?

most likely needs a LH (bottom) temp actuator. Located in the center of the dash on the bottom, you have to remove the hush panel on the rh side of the truck

I would look at the air blend doors first, it sound like they are not working or your control in the dash is not working send a signal to them. they work by changing the air from hot to cold or in between.

Avalanche, Sierra And Silverado

1. Remove the floor air outlet duct extension (1) from the floor duct (2). Remove the floor air outlet duct extension (1) from the floor duct (2)
2. Disconnect the electrical connection at the blend door actuator (10). Blend door actuator and related components
3. Remove the blend door actuator mounting screws from the HVAC module.
4. Remove the blend door actuator as an assembly with the actuator cam. Remove the blend door actuator mounting screws from the HVAC module

To install:

1. Install the blend door actuator as an assembly with the actuator cam.
   1. Line up the heater/defroster valve lever with the blend door actuator cam slot.
   2. Line up the A/C valve lever with the blend door actuator cam
2. Install the blend door actuator mounting screw to the HVAC module.
   1. Tighten the blend door actuator mounting screw to 14 inch lbs. (1.6 Nm).
3. Connect the electrical connection at the blend door actuator (10). Blend door actuator and related components
4. Install the floor air outlet duct extension (1) to the floor air duct (2).

C/K Series

1. Disconnect the electrical connector to the mode actuator that is located on the left side of the air distribution case.
2. Remove the screws.
3. Remove the adjuster links from the control lever.
4. Remove the mode actuator.
5. Adjust the mode actuator by completing the following steps:
   1. Connect the electrical connector to the actuator.
   2. Turn the ignition switch to the RUN position. Allow the self-positioning of the actuator.
   3. Turn the ignition switch to the OFF position.
   4. Remove the actuator from the electrical connection. Blend door actuator-C/K Series

To install:

1. Install the mode actuator.
2. Install the screws.
3. Install the adjuster links to the control lever.
4. Connect the electrical connector.
5. Test the circuit operation