There are many different opinions.
Blend door actuator motor reset.
Open hood bonnet for the rhd guys and locate fuse 15 in the fuse box next to the battery.
Now it blows hot when set on cold and cold when set on hot.
I installed a new blend door actuator.
An actuator can go bad in of two ways.
A blend door actuator is made up of an electric motor that turns a plastic gear set in one direction or another which is connected to an air control door pivot at the final drive of the unit.
First the electric motor can burn out rendering the unit non responsive so nothing changes when the temperature or.
I have read that many people have had this problem.
Turn ignition key to the on position and turn on the hvac system.
Replaced clicking blend actuator on my 1999 new body style z71 silverado 5 3 cannot get it to reset disconnected the battery pulled the fuses still nothing.
How do you fix it.
Blend door actuator motor calibration.
Move the key to the off position.
The problem is cold setting produces heat.