1993 GMC Safari Owner's Manual - Page 154
1993 GMC Safari Manual
Page 154 highlights
Comfort Controls & Audio Systems 4. Depressthe BAND knob.Theradiowilldisplay 000. 5. Enterthesecondthreedigits numbersasentered. of the code. The display will 'I- show the 6. Depressthe BAND knob. If thedisplayshows sequencewassuccessful.Thenumbersmatchedtheuser-selectedcode or thefactoryback-upcodeandtheunitis in the UNSECUREDmode. If thedisplayshows SEC, thedisablingsequencewasunsuccessfuland thenumbers did not matcheither of thecodesandtheunitwillremain in the SECUREDmode. - 3, thedisabling Care of Your Compact Discs I I KO557 Handlediscscarefully.Storethemintheiroriginalcasesorotherprotective If thesurface of adiscis casesandawayfromdirectsunlightanddust. soiled,dampenaclean, soft cloth in amild,neutraldetergentsolutionand to the edge. clean it, wipingfromthecenter Besurenever to touchthesignalsurfacewhenhandlingdiscs.Pickupdiscs by grasping the outer edges or the edge of the hole and the outer edge. 3-28