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Asked by GuruT7YPR Jul 23, 2018 at 01:38 AM about the 2005 Buick LaCrosse CXS FWD

Question type: Maintenance & Repair

Car fans dont turn on when car is on

1 Answer
43,910

Hornet_2497 answered 6 years ago

A car's radiator/condenser fans don't normally have to run 100% of the time. They usually come on only when engine is getting too warm, they also come on with the A/C and Defrost functions. Other than that, they should be off. Naturally they also go "off" with the key.

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