1999 GMC Sierra 1500 Pickup Owner's Manual - Page 87

. If the light. doesn't go off, wait a few seconds, then try staiting your engine again. And, see your dealer as soon as you- can for a starting system check. If the light comes on and then goes out and you know your batteries are charged,butyourenginestillwon'tstart,yourvehicleneedsservice. If your batteries don't have enough .charge intheIndex. to start ,your engine, see "Battery" Be sure you have the right oil for your engine, and that you've changed the be harder oil at thepropertimes. If youusethewrongoil,yourenginemay to start. If the engine starts, runs a short time, then stops, your vehicle needs service. NOTICE Don't use starting "aids" such as ether or gasoline, in the could damageyour engine. m ~ v intakc They - . - ..* K2214 In verycoldweather, 0°F (-18°C) orcolder, if you haveanengine block heater, it can help. You'llgeteasierstartingandbetterfueleconomyduring enginewarm-up. 2-1 9