...fan speed when I go over a bump or take a corner. The dash had been removed to replace the evaporator and this is when the problem started. When the fan blows I have no problem with the auto ac ...
...fan. Hi speed doesnt use the resistors and that is why it runs on hi. Standing in front of the car, all of your heater housing is on the left side of the firewall You will see a connection with about ...
a multi resistor or a solid-state resistor to control different fan speed modes (low, medium low, medium and high). If the resistor malfunctions it may lose one or more of the lower fan speed settings
...Fan Blower will not work on the three lower settings, It only works on the two highest settings. the various speeds are controlled through resisters (spring-like in apperance) one of different value ...
Question about Buick Century
...and high speed cooling fan relays. you can try swapping the relays. If the fans still do not come on than you will need a scan tool to diagnose further since the PCM is what controls the fan
...speed a/c fan All other fan speeds work but high shuts off the fan. What could cause this problem? Check your electronic rheostat mounted in the blower duct close to the blower. Follow the wire from ...
...air fan won't run at two of the lowest speeds low coolant light always on You need a window regulator for the back door., a fan speed relay for the blower, clean or replace the coolant level
Question about Buick Century
...and how hard is it. You may not have to. If the blower resistor is near the blower motor that should be tested first(cheaper part too). Sometimes they go and the result is a one speed or no speed
...fan speeds, when the switch goes bad only the high speed will work. the resistor is usually located in the airflow in the heater box under the dash. find it , change it (it just plugs in) and it will ...
...and high speed cooling fan relays. you can try swapping the relays. If the fans still do not come on than you will need a scan tool to diagnose further since the PCM is what controls the fan
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