1998 Buick Skylark Owner's Manual - Page 206

your enginecould get too hot butyou wouldn't get the overheatwarning. Your engine could catch fire and or otherscould be burned. you Use a 50/50 mixture of clean water and DEX-COOL@coolant. NOTICE: In cold weather, water canfreeze and crack the engine, radiator, heater core and other parts. So use the recommended coolant. I 1. You can remove the coolant surge tank pressure cap when the cooling system, including the coolant surge t n pressure cap and upper radiator hose, ak is no longer hot. Turn the pressure slowly about cap one-quarter turn to the left and then stop. If you hear a hiss, wait for that to stop. hiss means A there is still some pressure left. You can be burned if you spill coolant on hot engine parts. Coolant contains ethylene glycol and itwill burn if the engine parts are hot enough. Don't spill coolant on hotengine. a