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车型:2012年别克林荫大道。VIN:LSGEW53B6CS××××××。行驶里程:72392km。故障现象:空调不制冷。故障诊断:客户反映此车一星期前维修过空调不制冷,检查结果是高低压管路接口泄漏。当时更换了高低压管两根,修好后制冷效果很好。可刚过了一个星期就不制冷了,客户对此很不满意。根据客户的描述,技师首先打开发动机机盖,检查了压缩机皮带是否正常,然后接上空调压力表。启动
Model: Buick Boulevard 2012 VIN: LSGEW53B6CS ××××××. Mileage: 72392km. Symptom: Air conditioning is not cooling. Fault diagnosis: Customers reflect the car a week ago to repair the air conditioning is not cooling, the test results are high and low pressure pipeline interface leakage. At that time, two high and low pressure pipes were replaced, and the cooling effect was good after repaired. It took just over a week to cool down, and customers were not satisfied with it. According to the customer’s description, technicians first open the engine cover, check the compressor belt is normal, and then connected to the air conditioning pressure gauge. start up