Equip cars trucks suvs with 2003 buick lesabre a c heater blend door actuator from autozone.
2003 buick lesabre blend door actuator.
A computer assigned to this duty controls the blend door actuators.
Main or rpo code cj2 front automatic temperature controls ultra power.
Air conditioner works fine but drivers side blows warmer air than passenger side.
Ultra power 52491801 89018377 89018676.
Buick 2003 lesabre 3 8l v6 heat air conditioning heater blend door actuator.
I suspect the blend door how do i get to it to check out.
The blend door actuators in a buick are electrically operated by blend door motors.
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How do you check blend door for drivers side with dual climate control 2003 buick lesabre.
These are tied into several sensors that detect the outside temperature to compensate for incoming air inside air temperature and even a sensor to signal when a door or window is open to speed up the fan to maintain the inside temperature.