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Specification
6038-M.”
Use
GM
Coolant Supplement (Sealer) with a
complete coolant flush and refill. If
you
use this mixture,
you
don’t need
to
add anything else.
NOTICE:
If
you use an improper coolant mix, your engine could overheat
and be badly damaged. The repair cost wouldn’t be covered by
your warranty.
Too
much water
in
the mix can freeze and crack
the engine, radiator, heater core and other parts.
Some conditions, such
as
air trapped
in
the cooling system, can affect the
coolant level
in
the radiator. Check the coolant level when the engine
is
cold
and follow the steps under “Adding Coolant”
for
the proper way to add
coolant.
If you have to add coolant more than four times
a
year, have your dealer
check
your
cooling system.
I
NOTICE:
If
you use the proper coolant, you don’t have to add extra
inhibitors or additives which claim to improve the system. These
can be harmful.
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