1999 GMC Sierra 1500 Pickup Owner's Manual - Page 150
1999 GMC Sierra 1500 Pickup Manual
Page 150 highlights
Features & Controls "EngineCoolant''intheIndexandhaveyourvehicleservicedassoon you can. Charging System Light as K2328 Theredchargingsystemlight is locatedattheupperrighthandcorner of yourinstrumentcluster. It shouldcomeonbrieflywhenyouturnonthe ignition,beforestarting the engine,asacheck to showyou it is working. go out. If it stayson,orcomeson Aftertheenginestarts,thelightshould whileyouaredriving,youmayhaveaproblemwithyourelectricalcharging system. It couldindicatethatyouhavealoosealternatordrivebelt,orthat youhavesomeotherelectricalproblem.Have it checkedrightaway.Driving whilethislight is on could drainyourbattery. If youmustdriveashortdistancewiththelighton, youraccessories,suchastheradioandairconditioner. be certain to turn off all 2-82