This study aims to analyze the effect of service quality and promotion on satisfaction and customer loyalty at PT. Bank Negara Indonesia in the City of Yogyakarta. The subjects in this study were customers who were still actively using the services of PT. Bank Negara Indonesia and has used it for more than one year. In this study using the accidental sampling method. The analytical tool used is SEM (Structural Equation Modeling). Based on the analysis that has been done the results show that service quality has a positive and significant effect on customer satisfaction, promotion has a positive and significant effect on customer satisfaction, service quality has a positive and significant effect on customer loyalty, promotion has a positive and significant effect on customer loyalty, satisfaction has a positive effect and significant to customer loyalty.