1998 Buick Riviera Owner's Manual

Engine Coolant Temperature GageFA 200WTEMPYour vehicle has a gage thatshows the engine coolanttemperature. If the gagepointer moves into the redarea, your engine is too hot!This reading means the same thing as the warning light.It means that your engine coolant has overheated. If youhave been operating your vehicle under normal drivingconditions, you should pull off the road, stop yourvehicle and turn off the engine as soon as possible.The “Problems on the Road” section in this manualexplains what to do. See “Engine Overheating” inthe Index.Low Coolant Warning LightLOWCOOLANTWhen this light comes on,the cooling system is lowon coolant. As a bulb check,it will come on for two tofour seconds and then gooff when the ignition isin RUN. If the light doesn’tcome on, have thevehicle serviced.If the coolant level is low, the light will come backon and a warning chime will sound. If this happens,see “Engine Coolant” in the Index for proper coolingsystem fill.After the coolant level is returned to its proper level, theLOW COOLANT light will go off after 20 seconds orremain off during the next ignition cycle.