I changed the one in my car it's located behind the glove box just remove the glove box take out the screw that holds the blower sensor in place unplug it and install the new one.
A bad control switch can cause your 2003 Nissan Sentra heater blower to stay on. The motor or a bad sensor can also cause the heather not to work properly.
Continental/VDO New A/C Heater Blower Motor PM4820
replace heater relay and or heater blower motor
Remove the wiring harness to the heater blower fan. Remove the retaining bolts. Remove the fan from the blower. Reverse the process to install the new heater blower fan.
have you checked the fuse if so then you will need to replace the resistor for the blower hig and low dettings have you checked the fuse do you have 12 volts to blower if so then you will need to replace the resistor for the blower replace the blower motor
The heater core is located under the hood in the heater box where the blower motor is. Remove the heater hoses then the box can be unbolted and removed.
you need a new blower motor resistor
A heater blower in a 2005 Chrysler Pacifica is a complicated process. To get this [project done, you will have to go to a mechanic and have it done.
Check fuse if the blower is not working. If it is then replace your heater core. if its not then replace your fan switch.
To replace the heater blower motor: First unplug the wire connectors. Then remove the screws and the motor will pull out. Reverse the process to reinstall the blower motor.
Replace the resister, if that doesn't work replace the blower motor.
Remove the wiring harness from the back of your 2005 Chevy Cavalier heater blower motor. Remove the heater blower motor retaining bolts. Remove the heater blower fan.