1993 Pontiac Grand Prix Owner's Manual - Page 232

I NOTICE If you use an improper coolant mix, your engine could overheat and be badly damaged. The repair cost wouldn'tbe covered byyour warranty. Too much waterin the mix can freezeand crack the engine, radiator, heater core and other parts. i l,,I;i,.,t Adding Coolant To Check Coolant: When your engineis cold, the coolant level should be at COLD or a little higher. When your engine is warm, the level should be to HOT or a little up higher. If this light comes on, it means you're low on engine coolant. To Add Coolant: I€you need more coolant, add the proper mixat the coolant recovery tank. n