《中华人民共和国担保法》及其司法解释的颁布并未对错综复杂的担保行为起到定纷止争的作用。文章从笔者经办的典型案例入手,结合司法实践的若干情况,具体解读主合同内容变更引发的保证人保证责任制度,强调保证人应当具备审慎态度,而审判人员在实践中应进行个案分析,从而共同维护保证法律关系的稳定。 The promulgation of the “PRC Guarantee Law” and its judicial interpretations has not played a decisive role in the complicated guarantee behavior. This article starts with the typical cases handled by the author and analyzes the guarantor’s guarantee responsibility system with the change of the content of the main contract by combining with the judicial practice, emphasizing that the guarantor should have a cautious attitude, and the judicial personnel should carry out a case analysis in practice, Maintaining the stability of legal relations