An actuator can go bad in of two ways.
Blend door actuator fuse gmc acadia.
Gmc acadia 2011 2012 fuse box diagram.
This grind or click sound is actually the plastic gears stripping inside.
On the gmc acadia and the chevrolet traverse the replacement part number for the blend door actuator is 15 73989.
Re installed the fuse and the stuck my head under the dash to watch the actuator while i turned the key on 1 click short of engaging the starter to get power to the climate.
On the third recal i had ac on the right heat on the left.
Instrument panel fuse block.
The instrument panel fuse block is located under the instrument panel on the passenger side of the vehicle.
The average cost for a gmc acadia hvac blend door actuator replacement is between 232 and 265.
On the 4th i had heat on both sides again.
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.
First the electric motor can burn out rendering the unit non responsive so nothing changes when the temperature or.
This actuator assembly might fit a few other models but double check the part numbers for your car.
Just a few tips to supplement what others have already said.
A premium ac heater blend door actuator replacement for buick enclave 2008 2012 chevrolet traverse 2009 2012 gmc acadia 2007 2012 saturn outlook hvac hvac air door actuator 20826182 1573989 604 140 4 1 out of 5 stars 7.
On second recal i had ac on the left heat on the right.
For manual systems it does not matter where the a c 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.
Read a bunch of stuff on the net i have removed the hvac ecas fuse several times and attempted door actuator recalibration.
Pull down on the cover to access the fuse block.
Pull fuse reinstall fuse turn key so system has power and wait for a minute or so for calibration i pulled the hvac 10 amp fuse in the fuse panel under the hood.
I got heat from both sides made no difference.
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.