Buick Century Fan Not Working at Kyle Mcgough blog

Buick Century Fan Not Working. 2000 buick century 3.1 cooling fans not working. The pcm turns the cooling fan on by grounding the coil of the cooling fan relays when certain conditions are met. The cooling fan on this engine is controlled by the powertrain control module (pcm). When the a/c is requested, the cooling fan will also be turned on. I pulled off the cover on the passengers side of. Replaced all 3 relays, checked fuses. 92 buick century fan works but won't come on when car engine heats causing over heating and service engine light to come. Hooked directly to the battery, both fans work. My blower fan was only working on the high setting on my 2000 buick century. Do you have a testlight or voltmeter to make some simple tests with? My radiator fans not working. Fuses for cooling fans 1 & 2 are good, relays for cooling fans 1, 2 & 3 good. There are several reasons the fans may not be operating, the fan motors may have failed, the power supply to the fans may be open or the ground from the fans may have opened. The most common reasons a buick century radiator fan isn't working are the fan assembly, the fan clutch, or the coolant temperature sensor.

My radiator fans not working. The cooling fan on this engine is controlled by the powertrain control module (pcm). 92 buick century fan works but won't come on when car engine heats causing over heating and service engine light to come. When the a/c is requested, the cooling fan will also be turned on. Fuses for cooling fans 1 & 2 are good, relays for cooling fans 1, 2 & 3 good. There are several reasons the fans may not be operating, the fan motors may have failed, the power supply to the fans may be open or the ground from the fans may have opened. 2000 buick century 3.1 cooling fans not working. The pcm turns the cooling fan on by grounding the coil of the cooling fan relays when certain conditions are met. My blower fan was only working on the high setting on my 2000 buick century. Replaced all 3 relays, checked fuses.

Buick Century (1991) wiring diagrams cooling fans Carknowledge.info

Buick Century Fan Not Working My blower fan was only working on the high setting on my 2000 buick century. My radiator fans not working. The pcm turns the cooling fan on by grounding the coil of the cooling fan relays when certain conditions are met. Replaced all 3 relays, checked fuses. The cooling fan on this engine is controlled by the powertrain control module (pcm). I pulled off the cover on the passengers side of. Hooked directly to the battery, both fans work. There are several reasons the fans may not be operating, the fan motors may have failed, the power supply to the fans may be open or the ground from the fans may have opened. The most common reasons a buick century radiator fan isn't working are the fan assembly, the fan clutch, or the coolant temperature sensor. 92 buick century fan works but won't come on when car engine heats causing over heating and service engine light to come. 2000 buick century 3.1 cooling fans not working. Do you have a testlight or voltmeter to make some simple tests with? My blower fan was only working on the high setting on my 2000 buick century. Fuses for cooling fans 1 & 2 are good, relays for cooling fans 1, 2 & 3 good. When the a/c is requested, the cooling fan will also be turned on.