What are the reasons for the Buick Excelle fan running at high speed continuously?

1 Answers
VanColeman
07/29/25 11:52pm
The reasons for the Buick Excelle fan running at high speed continuously are: damaged thermostat switch, faulty fan controller, defective coolant temperature sensor, malfunctioning engine computer, wiring issues, excessive air conditioning system pressure, failed refrigerant pressure sensor, or engine overheating. The Buick Excelle is a global mid-size sedan under the General Motors brand, with body dimensions of 4468mm in length, 1765mm in width, and 1469mm in height, and a wheelbase of 2611mm. It is equipped with a 1.3L Ecotec dual-injection engine, paired with a CVT intelligent continuously variable transmission, delivering a maximum power of 79kW and a maximum torque of 133Nm.
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