2004 GMC Safari Owner's Manual - Page 266
2004 GMC Safari Manual
Page 266 highlights
Service & Appearance Care Adding Coolant A t. I PO408 . . To CheckCoolant: Whenyourengine COLDLEVEL, or alittlehigher. is cold,thecoolantlevelshouldbeat COLDLEVEL, ora atthe Whenyourengineiswarm,thelevelshouldbeupto littlehigher. TO Add Coolant: If youneedmorecoolant,addthepropermix coolant recovery tank. A b hotcanallowsteamandscaldingliquids Turningtheradiatorpressurecapwhentheengineandradiatorare to blowoutandburnyou badly.Withthecoolantrecoverytank,youwillalmostneverhave to addcoolantattheradiator.Neverturntheradiatorpressure cap-even a little-whentheengineandradiatorarehot. Add coolant mix attherecoverytank,butbecarefulnottospillit. CAUTION A You canbeburned if youspillcoolantonhotengineparts.Coolant containsethyleneglycol,and it willburn if theenginepartsare enough. Don't ill c-dant on hot a engine. I 6-28