This study investigates the key determinants of customer satisfaction with Grab ride-hailing services in Malaysia. Drawing on a sample of 450 users, the study employs partial least squares structural equation modeling (PLS-SEM) to examine the effects of five factors; price, reliability, ride comfort, perceived ease of use, and perceived usefulness on overall customer satisfaction. The results indicate that perceived ease of use, usefulness, and price significantly affect satisfaction, while reliability and ride comfort do not show significant relationships. These findings offer strategic insights for enhancing service quality and user experience in the ride-hailing industry