fan will not blow air through vents Try changing both of the cabin air filters (under glove box). Remove the insulation panel around the heater (4 screws) and the the door to the filter (1 screw). You
...cabin fan problem Fan only works on HIGH. For example with the air conditioner turned on I am either freezing or hot. No low speed working, just HIGH of off. Your blower moter is under your glovebox ...
...cabin loses its cool feeing and smells stuffy. This happens regardless of the setting for outside or recirculated air. It sounds like you either have an condensor fan problem or low freon. The ...
...fan speeds except for high which is 12 volts direct to the heater motor. This year GM pickups needed the HEPA air filter but did not have one so that all manner of hay trash, leaves and you name it ...
...fan speed. Air lock? What is the problem/solution? two things--first replace your cabin air filter.second reverse flush your heater core with a garden hose and that should remove the build up of ...
fan blower not working. suspect faulty relay. If so, where is said relay? Check fuse in fuse box in the cabin. Then check the "fuse box" under the hood. Relays are normally there.
my cabin fan no work Check the resistor and the relay that is mounted on the bracket next to it. Check fuses.
Question about 1998 Sierra
...cabin filter, how do I clean out the evaporator coil or is this not necessary? What else could it be that causing no air to blow? video on how it might be difficult to get to evaporator (hack job) ...
fan/fans so there must be more to the story. The cabin heater temperature fluctuation is typical of an improperly bled cooling system. In other words, it has air trapped in the cooling system but that
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