1999 GMC Sierra 1500 Pickup Owner's Manual - Page 330
1999 GMC Sierra 1500 Pickup Manual
Page 330 highlights
Service & Appearance Care I Windshield Wiper Blade Inserts - r PO232 To replacethewindshieldwiperbladeinsert, lift thewiperarmandrotatethe bladeuntilitisfacingawayfromthewindshield.Unlatchtheendoftheinsert fromtheholdingclips.Removetheinsertandslideanewone in place. Makesurethebladeissecuredintheclips. Air Conditioning Everynowandthenhaveyourdealershipcheckyourairconditioningsystem If youthinkthesystem to besureithasnotlostanycoolingability. workingproperly,haveyourdealershipcheckitoutassoonaspossible. Theairconditioningwillnotworkwhenthetemperatureisbelow40°F is not (4°C). Fluid Leak Check Afterthevehiclehasbeenparkedforawhile,inspectthesurfaceunderthe vehicle for water,oil,fuel or otherfluids.Waterdrippingfromtheair conditioningsystemafter it hasbeenusedisnormal, Ifyounotice or fumes,thecausesshouldbefoundandcorrectedatonce. fuelleaks Lubrication Accelerator Control System Yourmaintenanceschedulewill tell youhowoftentheacceleratorlinkage pivotpointsmustbelubricated.See"RecommendedFluidsandLubricants" theIndexfortheproperlubricanttouse. in 6-52