Cadillac 1994 Eldorado Owners Literature page 276

NOTICE:
If you use an improper coolant mix, your engine could overhea,t
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.
Adding Coolant
I
Your cooling system when hot is under a lot of pressure. If the "ENGINE
COOLANT LOW" message should appear on the Driver Information
Center,
you will
need to add
coolant.
If the "ENGINE COOLANT LOW" message does not appear, the
coolant is at the proper fill level.
L l
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