2008 Pontiac G8 Owner's Manual - Page 198

2008 Pontiac G8 Manual

Page 198 highlights

9-14 Vehicle Service and Care CAUTION (Continued) If you have to add coolant more than four times a year, have your dealer/retailer check your cooling system. Notice: If you use extra inhibitors and/or additives in your vehicle's cooling system, you could damage your vehicle. Use only the proper mixture of the engine coolant listed in this manual for the cooling system. See Recommended Fluids and Lubricants on page 11-12 for more information. What to Use Use a mixture of one-half clean, drinkable water and one-half DEX-COOL® coolant which will not damage aluminum parts. If you use this coolant mixture, you do not need to add anything else. { CAUTION Adding only plain water to the cooling system can be dangerous. Plain water, or some other liquid such as alcohol, can boil before the proper coolant mixture will. (Continued) The vehicle's coolant warning system is set for the proper coolant mixture. With plain water or the wrong mixture, the engine could get too hot but would not get the overheat warning. The engine could catch fire and you or others could be burned. Use a 50/50 mixture of clean, drinkable water and DEX-COOL® coolant. Notice: If an improper coolant mixture is used, the engine could overheat and be badly damaged. The repair cost would not be covered by the vehicle warranty. Too much water in the mixture can freeze and crack the engine, radiator, heater core, and other parts.

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What to Use
Use a mixture of one-half clean,
drinkable water and one-half
DEX-COOL
®
coolant which will not
damage aluminum parts. If you
use this coolant mixture, you do not
need to add anything else.
{
CAUTION
Adding only plain water to the
cooling system can be
dangerous. Plain water, or
some other liquid such as
alcohol, can boil before the
proper coolant mixture will.
(Continued)
CAUTION
(Continued)
The vehicle’s coolant warning
system is set for the proper
coolant mixture. With plain
water or the wrong mixture, the
engine could get too hot but
would not get the overheat
warning. The engine could
catch fire and you or others
could be burned. Use a 50/50
mixture of clean, drinkable
water and DEX-COOL
®
coolant.
Notice:
If an improper coolant
mixture is used, the engine could
overheat and be badly damaged.
The repair cost would not be
covered by the vehicle warranty.
Too much water in the mixture
can freeze and crack the engine,
radiator, heater core, and
other parts.
If you have to add coolant more
than four times a year, have
your dealer/retailer check your
cooling system.
Notice:
If you use extra
inhibitors and/or additives in your
vehicle’s cooling system, you
could damage your vehicle. Use
only the proper mixture of the
engine coolant listed in this
manual for the cooling system.
See
Recommended Fluids
and Lubricants on page 11-12
for
more information.
9-14
Vehicle Service and Care