1993 Chevrolet Suburban Owner's Manual - Page 292

k NOTICE add extra inhibitors or idditives whichclaim to improvethesystem.Thesecanbeharmful f YOU usethepropercoolant,youdon'thaveto Adding Coolant L ' 1 L L PO206 To Check Coolant: Whenyourengineiscold, thecoolantlevelshould COLD, oralittlehigher.Whenyourengineiswarm,thelevelshouldbeup to HOT, or a littlehigher. To Add Coolant: If you needmorecoolant, coolant recovery tank. beat add theproper mix at the I CAUTION 4 I Turning the radiator pressure cap when the engine and radiator are hot can allow steam and scalding liquids to blow out and burn you badly. With thecoolant recovery tank,you will almostneverhave to add coolant attheradiator.Neverturn the radiator pressure cap-even a little-when engine the and radiator are hot. ~ ~~ I Addcoolantmixat the recoverytank,butbecarefulnot to spillit. 1 CAUTION I I I - You can be burned if you spill coolant on hotengine parts. Coolant b contains ethylene glycol, and it will burn if the engine parts arehot enough. Don't spill on coolant engine. a hot 6-27