The banking sector in India is one of the most mature, exceptionally deep and focused markets. It is one of the most intense income generators in the economy, pumping out immense funds to regulate, stabilize and support the economy. Banks help raise huge incomes and control spending within households. To generate revenue, reduce costs, regulate interest rates and maximize profitability, retail banking has unleashed a stronghold on customer satisfaction. The factors expected to motivate customer satisfaction are studied using the SERVAQUL model. The basic objective of the assessment is to make a close investigation of the fulfilment of borrowers from HDFC banks. It appears from the review that HDFC Bank has superb staff concerning the conduct and customer satisfaction is a concern in judging the performance of the bank. In addition, HDFC Bank administrations are significantly improved and continue to innovate new technologies to reduce customers' nuts over time.