Chevrolet 1996 Lumina Owner's Manual page 210

6. Then fill the coolant recovery
tank
to the COLD mark.
7. Put th.e cap .back on .the coolant-recovery tank, but
leave the
radiator Dressnre
cap. off.
8.
Start the engine and let
it run mtil you can feel the
.upper radiator hose getting hot. Watch uut for the
engine fans.
9. By this time the coolant level inside the radiator
filker neck rnay.be. lower. If the level is lawer, add'
more of the praper mix through the filler neck until
the level reaches the base of the filler neck.
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