Oldsmobile 2002 Alero - Manual (Page 221)

5-13
NOTICE:
When adding coolant, it is important that you
use only DEX
- COOL
R
(silicate - free) coolant.
If coolant other than DEX - COOL is added to
the system, premature engine, heater core or
radiator corrosion may result. In addition, the
engine coolant will require change sooner
-- at
30,000 miles (50 000 km) or 24 months,
whichever occurs first. Damage caused by the
use of coolant other than DEX
- COOL
R
is not
covered by your new vehicle warranty.
How to Add Coolant to the Coolant
Surge Tank
NOTICE:
This vehicle has a specific coolant fill procedure.
Failure to follow this procedure could cause your
engine to overheat and be severely damaged.
If you haven’t found a problem yet, check to see if
coolant is visible in the surge tank. If coolant is visible
but the coolant level isn’t at or above the FULL COLD
mark, add a 50/50 mixture of clean, drinkable water and
DEX
- COOL
R
coolant at the coolant surge tank, but be
sure the cooling system, including the coolant surge tank
pressure cap, is cool before you do it. See “Engine
Coolant” in the Index for more information.