What does it mean when the TC light is on in a Buick?

1 Answers
SanLevi
07/30/25 2:26am
Buick's TC light being on indicates a malfunction in the traction control system. In this case, you should visit a 4S shop to have a maintenance technician read the fault code, identify the cause and location of the fault, and proceed with immediate repairs. The traction control system is a driving assistance system in a car that controls the power on the drive wheels and only activates when the drive wheels slip. Buick is an automobile brand marketed by General Motors in the United States, Canada, and China. Taking the Buick Regal as an example, it is one of Buick's successful strategic models. In terms of body dimensions, it measures 4913mm in length, 1863mm in width, and 1462mm in height.
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