1993 GMC Suburban Owner's Manual - Page 186

Rear Drum Brakes Yourreardrumbrakesdon'thavethewearindicators,but if youeverheara Also, therear rearbrakerubbingnoise,havetherearbrakelininginspected. brakedrumsshould be removedandinspectedeachtimethetiresare removedforrotationorchanging.Whenyouhavethefrontbrakesreplaced, have the rearbrakesinspected, too. Brakeliningsshouldalways be replacedascompleteaxlesets. Brake Pedal TrawB Seeyourdealer if thebrakepedaldoesnotreturntonormalheight, or if there is arapidincreaseinpedaltravel.Thiscouldbeasign of brake trouble. B r a b Adjustment Everytimeyoumakeabrakestop,yourdiscbrakesadjustfor wear. If your brakepedalgoesdownfartherthannormal,yourreardrumbrakesmayneed adjustment.Adjustthembybackingupandfirmlyapplyingthebrakesafew times. Braking in Emergencies Useyouranti-lockbrakingsystemwhenyouneedto.Withanti-lock,youcan steer and brakeatthesametime. In manyemergencies,steering can help youmorethaneven the verybestbraking. Pow@rSt@i?rhg If you lose power steering assist because the engine stops or the system fails to function,youcansteerbut it willtakemuchmoreeffort. Steering Tips DrMng on curwe3 It's importanttotakecurvesatareasonablespeed. A lotofthe"driverlostcontrol''accidentsmentioned curves.Here'swhy: on thenewshappenon Experienceddriverorbeginner,each of us is subjectto the samelawsof of the tires against the road physicswhendrivingoncurves.Thetraction surfacemakes it possiblefor the vehicletochange its pathwhenyou turn thefrontwheels. If there's no traction,inertia will keep the vehicle going in the same direction. If you've ever tried.to steer .a vehicle on wet ice, you'll understand this. 4-1 8