Buick 2002 LeSabre, Owner'S Manual

Page: 260 / 398

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10. Start the engine and let it run until you can feel the
upper radiator hose getting hot. Watch out for the
engine cooling fans.
11. By this time, the coolant level inside the radiator
filler neck may be lower. If the level is lower, add
more of the proper DEX
-
COOL
R
coolant mixture
through the filler neck until the level reaches the
base of the filler neck.
12. Then replace the
presure cap. At any time
during this procedure if
coolant begins to flow
out of the filler neck,
reinstall the pressure
cap. Be sure the arrow
on the pressure cap lines
up like this.