1993 Chevrolet Camaro Owner's Manual - Page 245
1993 Chevrolet Camaro Manual
Page 245 highlights
Turning the radiator pressure cap when the engine and radiator are hot can allow steamand scalding liquids to blow out and burn you badly. Never turn the pressure cap -even alittle when the engine and radiator are L ,dd coolant mix at the recovery tank, but Radiator Pressure Cap (All Engines) e careful not to spill it. NOTICE: Ia 18 psi CAU TION: Your radiator capis ~ I You can be burned if you spill coolant on hot engine parts. Coolant contains ethylene glycol, and it will burnif the engine parts are hot enough. Don't spill coolant on a hot engine. (124 kPa) pressure-type capand must be tightly installed to prevent coolant loss and possible engine damage from overheating. Be sure the arrows on the cap line up with the ovefflow tube on the radiator filler neck.