Buick 2007 LaCrosse Owner's Manual page 375

2. Then keep turning the pressure cap, but now
push down as you turn it. Remove the
pressure cap.
See Engine Compartment Overview on
page 350 for more information on location.
3. Open the coolant air
bleed valve located
on the thermostat
housing, near the
upper radiator hose.
4. Fill the radiator with the proper DEX-COOL
coolant mixture, up to the base of the filler
neck. See Engine Coolant on page 363 for
more information about the proper coolant
mixture.
If you see a stream of coolant coming from the
air bleed valve, close the valve. Otherwise,
close the valve after the radiator is filled.
5. Rinse or wipe any spilled coolant from the
engine and the compartment.
6. Then fill the coolant recovery tank to the
cold fill line.
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