This study aims to determine the effect of service quality consisting of Reliability (X1), Responsiveness (X2), Assurance (X3), Empathy (X4), and Tangible (X5) customer satisfaction (Y1) and customer loyalty (Y2) at Bank BRI Sharia in Samarinda. T test results are known effects of service quality on customer satisfaction (Y1). Variable Reliability (X1) significant because the level (sig  0.05), namely (0.627> 0.05)