This service repair manual covers the Mercruiser GM V8 377 sterndrive (MCM) and inboard (MIE) models, including the Ski Model, produced between 2000 and 2001. These engines, specifically the MX 6.2 MPI variants, are known for their robust engineering and reliable performance in marine applications. This manual provides comprehensive documentation for owners and technicians to ensure optimal operation and longevity of these powerful marine engines. The purpose of this manual is to offer detailed guidance on the maintenance, repair, and technical aspects of the Mercruiser GM V8 377 sterndrive and inboard models. It includes essential information on general maintenance, engine specifications, electrical systems with wiring diagrams, and fuel systems, including fuel injection diagnostics. With detailed instructions, illustrations, photos, and diagrams, this manual is an indispensable resource for performing service procedures, troubleshooting issues, and understanding the technical intricacies of your vessel's propulsion system.