1999 GMC Sierra 1500 Pickup Owner's Manual - Page 247

IA Using a match near a battery can cause battery gas to explode. Peoplehave been hurt doing this,andsomehavebeenblinded.Use a flashiight if you need more light. . Be sure the batteries have enough water. You-don? need to adb water to the Delco Freedom* battery (or batteries) instailed in every new GM vehicle. But if a battery has filler caps, be sure the right f amount of fluid is there. I it is low, add water to take care of that - first. If you don't, explosive gas could be present. .hr~ic 2 Battery fluid conbins acid that can burn you. Don't.get it.on you. youaccidentallyget it inyoureyes or on yourskin,ftush the placl .with water and get medical help immediately. , 5. Checkthatthejumpercablesdon'thaveloose or missinginsulation. If theydo,youcouldget a shock. The vehiclescouldbedamaged,too. Beforeyouconnectthecables,herearesomethingsyoushouldknow. Positive (t)will go to positive (t) andnegative (-) willgotonegative (-) or a metalenginepart.Don'tconnect (t) to (-) or you'llget a shortthatwoulddamagethebatteryandmaybeotherparts,too. I Fans or othermovingenginepartscaninjureyoubadly.Keepyour handsawayfrommovingpartsoncetheenginesarerunning. 6. Connecttheredpositive (t)cabletothepositive (t) terminalofthe vehiclewiththedeadbattery.Use a remotepositive (t)terminal if the vehiclehasone. 5-5