Chevy Tahoe Blend Door Actuator Calibration

On the gmc acadia and the chevrolet traverse the replacement part number for the blend door actuator is 15 73989. If there is still a problem the actuator for the temp blend door may have failed. Failure to allow sufficient time to calibrate can lead to the.

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This grind or click sound is actually the plastic gears stripping inside.

Chevy tahoe blend door actuator calibration.

Scan the hvac for codes. First the electric motor can burn out rendering the unit non responsive so nothing changes when the temperature or. It has been found that when performing the actuator recalibration procedure. Parts counter people call this the upper actuator.

Tahoe suburban diy and useful threads hvac actuator recalibration condition concern. 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. Ignition off pull the hvac ecas fuse for 10 seconds reinstall and start vehicle without touching any controls wait 40 seconds for the control module to self calibrate. Ck p u suburban and yukon tahoe actuator calibration starting in 2001 whenever the battery is disconnected or when replacing any of the hvac actuator motors mode door or temperature blend the hvac system will have to go through a relearn or calibration process.

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. An actuator can go bad in of two ways. When replacing the front hvac control head or an hvac actuator it will be necessary to allow the hvac control head to perform a calibration procedure. How to replace a blend door actuator chevy tahoe how to fix hot air coming out of ac.

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. This actuator assembly might fit a few other models but double check the part numbers for your car.