Automatic vehicle speed control apparatus, namely, electronic speed controllers; Control modules for vehicles and vehicle systems, namely, navigation apparatus for vehicles in the nature of on-board computers; Diagnostic apparatus for use in vehicle repair in the nature of computerized vehicle engine analyzers; Electric control apparatus for motor land vehicles and electric control apparatus for vehicle engines, namely, _electronic controls for gasoline engines for land vehicles; Electrical apparatus for fitting to vehicles to display visual information in the nature of computerized vehicle engine analyzers; Electrically operated speed sensing apparatus, namely, speed indicators; Electrically operated speed sensing apparatus for incorporation into vehicles, namely, speed indicators and electronic speed controllers; Electronic control units in the nature of computerized vehicle engine analyzers; Electronic control units for vehicles, namely, electronic controllers for remotely controlling the functions of an automobile; Fault diagnostic equipment for use with vehicles in the nature of computerized vehicle engine analyzers; Downloadable road maps for assisting in the navigation of a vehicle; Satellite-aided navigation systems; Electric navigational instruments; Navigational apparatus for automobiles; Navigation computers for cars; Apparatus for navigation for vehicles