What Causes the Water Sound Inside the New Regal?

[OKingston]

This sound is caused by the circulation of the vehicle's coolant. Generally, when the vehicle is in operation, the water pump drives the coolant to circulate, resulting in this sound, which is a normal phenomenon. Below is additional information: 1. The Ministry of Industry and Information Technology has released the application information for the new Buick Regal. The new model shows little difference in appearance from the current version, with only minor adjustments in some details. In terms of power, the 1.5T engine in the current model has been replaced by a 1.3T engine, while the 2.0T engine has been retained, albeit with a slight reduction in power output. 2. Regarding the powertrain, the new model replaces the current 1.5T engine with a 1.3T engine, delivering a maximum power of 116kW (158PS). The 2.0T variant has also been updated to the LSY engine, with a maximum power of 169kW (261PS), slightly lower than the current model's 192kW (261PS).