1996 Buick LeSabre Owner's Manual - Page 210
1996 Buick LeSabre Manual
Page 210 highlights
How t Add Coolant to the Radiator o , 1. You can remove the radiator pressure cap when the cooling system, including the radiator pressure cap and upper radiator hose, is no longer hot. Turn the pressure cap slowly counterclockwise until it first stops. (Don't press down while turning the pressure cap.) ' , $ : :y T$- < .,< c m+F,: ...-.: bl ''-J~'-'=?-jF@py~ ' , "I .'.a,,&? 2. Then keep turning the pressure cap, but now push down as you turn it. Remove thepressure cap. If you hear a hiss, wait for that to stop. A hiss means there is still some pressure left. 5-18
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