1993 Chevrolet S10 Pickup Owner's Manual - Page 296
1993 Chevrolet S10 Pickup Manual
Page 296 highlights
Service & Appearance Care failure.Thegrade C corresponds to alevel ofperformancewhich all passengercartiresmustmeetundertheFederalMotorVehicleSafety Standard No. 109. Grades B and A representhigherlevels of performance on thelaboratorytestwheelthantheminimumrequiredby law. Warning:Thetemperaturegradeforthistireisestablishedforatirethat is properlyinflatedandnotoverloaded.Excessivespeed,underinflation,or excessiveloading,eitherseparatelyor in combination,cancause heat buildup and possible tire failure. Thesegradesaremoldedonthesidewallsofpassengercartires. WhilethetiresavailableasstandardoroptionalequipmentonGeneralMotors vehicles mayvary withrespect to thesegrades, all suchtiresmeetGeneral MotorsperformancestandardsandhavebeenapprovedforuseonGeneral Motorsvehicles. All passengertype (P Metric)tiresmustconform to Federal safetyrequirements in addition to thesegrades. Wheel Alignment and Tire Balance Thewheelsonyourvehiclewerealignedandbalancedcarefully ar factory to give you thelongesttire life andbestoverallperformance. I . T- to haveyourwheelsalignedagain. In mostcases,youwillnotneed However, if younoticeunusualtirewearoryourvehiclepullingonewayor to bereset.Ifyounoticeyourvehicle theother,thealignmentmayneed to be vibrating when drivingonasmoothroad,yourwheelsmayneed rebalanced. Wheel Replacement Replaceanywheelthat is bent,crackedorbadlyrusted.Ifwheelnutskeep comingloose,thewheel,wheelbolts,andwheelnutsshouldbereplaced.If thewheelleaksairout,replace it (exceptsomealuminumwheels,whichcan if anyofthese conditionsexist. sometimesberepaired).SeeyourGMdealer Yourdealerwillknowthekindofwheelyouneed. Eachnewwheelshouldhavethesameloadcarryingcapacity,diameter, it replaces. width,offset,andbemountedthesamewayastheone If youneed to replaceanyofyourwheels,wheel bolts, orwheelnuts, replacethemonlywith new GM originalequipmentparts.This way, youwill besureyouhavetherightwheel,wheelbolts,andwheelnutsforyour vehicle. 6-48