This dissertation investigates the impact of Total Quality Management (TQM) on manufacturing quality with a case study on VOLVO. It explores the role of TQM, its importance in improving quality, and the challenges faced by VOLVO. The research aims to determine the impact of TQM on manufacturing quality and whether VOLVO follows ISO standards. The objectives include determining the role and importance of TQM in manufacturing, as well as identifying the challenges faced by VOLVO. The research questions focus on the role and importance of TQM in manufacturing and the challenges faced by VOLVO in improving quality. The dissertation provides a comprehensive overview of TQM and its impact on VOLVO.