1998 Chevrolet Express Van Owner's Manual - Page 218

I CAUTION: You can be burned you spill coolanton hot if engine parts. Coolant contains ethylene glycol and it will burn if the engine parts are hot a enough. Don't spill coolant on hot engine. I even a lit ey can come out pressure cap at high speed. Neverturn the cap when the cooling system, includingthe radiator pressure cap, is hot. Wait for thecooling systemand radiator pressure cap to if you ever have to cool turn the pressure cap. 0- -- When the coolant in the coolant recovery tank is at the FULL COLD mark, start your vehicle. If the overheat warning continues, there's one more thing you can try. You can add the proper coolant mixture directly to the radiator, but be surethe cooling system is cool before you do it, Steam and scalding liquids from a cooling hot system canblow out and burn badly. They you are under pressure, andyou turn the radiator if CAUTION: (Continued 5-17