cooling fans
Hey All,
I have a 2000 C5, regarding the dual fans on the radiator, shouldnt one fan be on all the time? Both fans come on when I click onthe a/c but as soon as i turn off the a/c both fans turn off. I checked the fuses, all ok. Even when the twmp gets to 225 they still dont turn on by themselves unless i click on the a/c.
Any ideas????
Thanks
I have a 2000 C5, regarding the dual fans on the radiator, shouldnt one fan be on all the time? Both fans come on when I click onthe a/c but as soon as i turn off the a/c both fans turn off. I checked the fuses, all ok. Even when the twmp gets to 225 they still dont turn on by themselves unless i click on the a/c.
Any ideas????
Thanks
From my archives:
"Factory fan setting for an 04 are as follows:
The low speed cooling fans are commanded on when the coolant temperature reaches 108°C (226°F). They are turned off if the coolant temperature lowers to 104°C (219°F). The high speed cooling fans are commanded on when the coolant temperature reaches 113°C (235°F). they are turned off if the coolant temperature lowers to 108°C (226°F). When the A/C is on and the coolant temperature reaches 85°C (185°F), the low speed cooling fans will be turned on at vehicle speeds less than 56 kPh (35 mph)."
Dave
"Factory fan setting for an 04 are as follows:
The low speed cooling fans are commanded on when the coolant temperature reaches 108°C (226°F). They are turned off if the coolant temperature lowers to 104°C (219°F). The high speed cooling fans are commanded on when the coolant temperature reaches 113°C (235°F). they are turned off if the coolant temperature lowers to 108°C (226°F). When the A/C is on and the coolant temperature reaches 85°C (185°F), the low speed cooling fans will be turned on at vehicle speeds less than 56 kPh (35 mph)."
Dave
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