Buick ZF is good with transmission oil.

ZF is a big brand, and the oil quality is no problem. The transmission oil should be replaced every three years or 60,000 kilometers to increase the service life of the transmission.

Valvoline is a trademark applied for and established by Zhuhai Valvoline Printing Supplies Co., Ltd. at the China Trademark Office on March 28, 2015. Buick is an automobile brand marketed by General Motors in the United States, Canada and China.