buick gl
别克gl
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The operation principle of two-stage serial data bus for Shanghai GM Buick GL car was introduced in this paper, a special trouble diagnosis and shooting was also discussed.
介绍了上海通用别克GL型轿车二级串行数据总线的工作原理，论述了其一起数据传输特殊故障的诊断与排除。
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