Shift Up Indicator Light
WARNING: This page is about a different car, the 2003 Saturn LW300 and 2003 Saturn L300. However, it is still accessible from the selected car via links, so may be relevant.
Shift up indicator light is used on vehicles equipped with manual transmission. Light indicates best transmission shift point for maximum fuel economy. Power for light is supplied through GAUGES fuse. Light illuminates when ECM supplies a ground circuit for bulb. For L300, see INSTRUMENT CLUSTER in SYSTEM WIRING DIAGRAMS article in ELECTRICAL. For LW300, see INSTRUMENT CLUSTER in SYSTEM WIRING DIAGRAMS article in ELECTRICAL.