1997 Chevrolet Malibu Owner's Manual - Page 242

A CAUTION: Thrning the surge tankpressure cap when the engine and radiator are can allow steamand hot scalding liquids to blow out and burn badly. you Never turn the surge tankpressure cap even a little when the engine and radiator are hot. Adding Coolant If you need more coolant, the proper DEX-COOL" add coolant mixtureut the surge tank, but only when the engine is cool. -- -- When your engine is cold, the coolant level should be at the FULL COLD mark. 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 replacing the pressure make sure it is tight. cap, 1 If the light comes it on, means you're low on engine coolant. 6-21