1998 Chevrolet Camaro Owner's Manual - Page 236

A CAUTION: I Adding only plain water to your cooling system can be dangerous.Plain water, or some other liquid like alcohol,can boil beforethe proper coolant mixture will. Your vehicle's coolant warning system isset for the proper coolant mixture. With plainwater or the wrong mixture, your engine could get too but you wouldn't hot get the overheat warning. Your engine could catch fire and you or others could beburned. Use a 50/50 mixture of clean water and DEX-COOL@coolant. I /1\ CAUTION: I NOTICE: In cold weather,water can freeze and crack the engine, radiator, heater core and otherparts. Use the recommended coolantand the proper coolant mixture. I I You can be burned if you spill coolant on hot engine parts. Coolant contains ethylene glycol and itwill burn if the engine parts arehot enough. Don't spill coolant onhot engine. a When the coolant the coolant recovery in tank is at FULL COLD, start your vehicle. 5-18