SAN DIEGO--Networkcar, a Reynolds and Reynolds company, today announced that its Networkfleet system can now be used on all classes of fleet vehicles. Networkfleet is now compatible with virtually all cars manufactured since 1996 and trucks manufactured since 1988. This includes Class 1-3 passenger cars and light-duty trucks, Class 4-6 medium-duty trucks and Class 7-8 heavy-duty trucks. Networkfleet provides vehicle location and remote vehicle diagnostics online using a global positioning system (GPS). The system reports automotive information directly from a vehicle's engine computer. Fleets can remotely access information such as vehicle speed reports, idle time data and fuel efficiency trends in the form of immediate e-mail alerts, summary reports or Web pages.