1993 Chevrolet Suburban Owner's Manual - Page 355
1993 Chevrolet Suburban Manual
Page 355 highlights
Scheduled Maintenance Services Explanation Of Scheduled Maintenance Services Belowareexplanations of theserviceslisted in themaintenancecharts. Theproperfluidsandlubricantstousearelisted in thissection.Makesure All partsshouldbereplacedand whoeverservicesyourvehicleusesthese. all necessaryrepairsdonebeforeyouoranyoneelsedrivesthevehicle. 1. ENGINEOILAND OIL FILTERCHANGE* -ALWAYS USE SG OR SG/CEQUALITY,ENERGYCONSERVING II OILS OF THE PROPER VISCOSITY. To determine the preferred viscosity oil foryourvehicle's 10W-30), see"EngineOil" in theIndex. engine(e.g.SAE5W-30or 2. CHASSISLUBRICATION -Lubricatethefrontsuspension,king pin bushings,steeringlinkage,transmission,andtransfercaseshiftlinkage, (2 wheeldrive),brake parkingbrakecableguides,propshaftsplines pedalsprings,andclutchpedalspringsattheintervalsspecified. If youhavea 3500 HD, lubricatethekingpinsandkingpinbushings every 1,500 miles (2500 km) forMaintenanceSchedule 1, orevery 3,000 (5000 km)forMaintenanceSchedule 2. Balljointsandkingpinbushingsshouldnotbelubricatedunlesstheir temperature is 10°F (-12"C), orhigher.Whentheweatheriscold,let or theycould be damaged. themwarmupbeforelubrication Also, besure to checkallthevehiclefluidlevelsatthistime. 3. CLUTCH FORK BALLSTUDLUBRICATION -Lubricatetheclutchfork ballstudthroughthefittingontheclutchhousing.Lubricantmustbe 0066 Ib.(.003kg) is required to added"sparingly"tothefitting,asonly. lubricatethe ball studsurface. Do notaddlubricantmoreoftenthanthe Too much lubricant will damage intervalsintheMaintenanceCharts. theclutch assembly. 4. ENGINEIDLESPEEDADJUSTMENT(DIESELENGINES)* -Adjustto thespecificationsshownontheunderhoodlabel. Youmustuse calibratedtestequipment. 5. COOLINGSYSTEMSERVICE* -Drain,flushandrefillsystemwithnew coolant.See"EngineCoolant"intheIndexforthepropercoolantand mixture to use in your vehicle. Also inspectthehosesandreplacethem if they i cracked,swollen, or deteriorated.Tightenallhoseclamps(exceptconsranttension clamps). Removedebrisandcleantheoutsideoftheradiatorandairconditioning To ensureproperoperation,pressure condenser.Washtheradiatorneck. testtheradiatorandcap. * AnEmissionControlService 7-1 8