1996 Chevrolet Blazer Owner's Manual - Page 272

Checking Coolant A CAUTION: lbrning the radiator pressure cap the when engine and radiator are hot can steam allow and scalding liquids blow out and burn to you badly. With the coolant recovery tank, will you almost never have to add coolant at the radiator. Never turn the radiator pressure cap even a little when the engine and radiator are hot. I - -- -- Add coolant mix at the recovery tank, but be careful not to spill it. When your engine is cold, the coolant level should be at ADD, or a little higher. When your engine is warm, the level should be upto FULL HOT, or a little higher. Adding Coolant If you need more coolant, add the proper mix at the coolant recovery tank. A CAUTION: You can be burned if you spill coolanton hot engine parts. Coolant contains ethylene glycol, and itwill burn if the engine parts are hot enough. Don't spillcoolant on a hot engine. 6-24