2003 Chevrolet Blazer "fan ac" Questions

...fan isnt starting up when ac is turned on ,Sounds like your fan is playing up and you may have cooked the head gasket?? check for proper coolant level, and ratio of antifreeze and water Just replace ...

...ac fan won't run Check your fan relays by swapping them with known working relays of the same type. If the fans start to run, you'll have to buy a couple new relays. Your owner's manual should tell ...

fan off and see if that cures it, the water pump front bearing can also be the culprit but that is hard to figure out without swapping in a new water pump, and lastly look at the AC compressor clutch,

problem with no heat or ac the fan itself wont turn on wether i put it on ac or heater it wont blow at all i checked the fuse inside it was good what else do i check try to check the switch

...come on at all. I have tested the ac/heater resistor that is in the heater box and it tests ok for continuity. I took the switch out and cleaned the contacts. Replace Fan or possibly thermostat ...

...doing it when you turn the ac on then turn on the ac full blast and check to see if your cooling fans are coming on if not thats your ...

fuse for the ac /heater keeps going out Try removing the motor and cleaning the debree out of the air vent, you will most likely have leaves in the fan or a ink pin, if not replce the fan motor.

Antifreeze smell when fan turned on if your talking the heater or ac fan you may have a heater core leak

...AC is switched on and not when only fan is on?? That is sulpur dioxide. That is what the exhaust would smell like if the catalytic converter isn't doing it's job. But what if you have a leak at the ...

...AC compressor front shaft seal leaks. below is a picture of the clutch cycling switch. The compressor or fan wiring might be shorted Also consider if there is not sufficient pressure in the line due ...