What causes the Buick GL8 electric fan to keep running?

1 Answers
JoannaAnn
07/30/25 5:25am
Electric fan related control circuit issues may be the cause, possibly due to malfunctioning coolant temperature sensors or switches. Additionally, it could be caused by faulty or damaged electric fan relays. Below is relevant information: 1. Electric Fan: The car's electric fan is controlled by the engine coolant temperature switch, typically operating at two speed levels - first stage low speed at 90℃ and second stage high speed at 95℃. 2. Buick: Buick is an automobile brand marketed by General Motors in the United States, Canada, and China. It is sold in North America, China, CIS countries, and the Middle East.
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