1999 PONTIAC GRAND AM Owners Manual

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PONTIAC GRAND AM 1999  Owners Manual yellowblue     
5-9
Engine Overheating
You will find a coolant temperature gage and a low
coolant warning light on your vehicles instrument
panel. See ªEngine Coolant Temperature Gageº and
ªLow Co

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5-10 If No Steam Is Coming From Your Engine
If you get an engine overheat warning but see or hear no
steam, the problem may not be too serious. Sometimes
the engine can get a little to

Page 203 of 336

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5-11
When you decide its safe to lift the hood, heres what
youll see:
A. Coolant Surge Tank with Pressure Cap
B. Electric Engine Cooling Fan
CAUTION:
An electric engine cooling fan

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5-12
The coolant level should be at or above FULL COLD.
If it isnt, you may have a leak in the radiator hoses,
heater hoses, radiator, water pump or somewhere else in
the cooling syst

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5-13
NOTICE: (Continued)
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.

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5-14
CAUTION:
Adding only plain water to your cooling system
can be dangerous. Plain water, or some other
liquid like alcohol, can boil before the proper
coolant mixture will. Your veh

Page 207 of 336

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5-15
1. You can remove the coolant surge tank pressure cap
when the cooling system, including the coolant surge
tank pressure cap and upper radiator hose, is no
longer hot. Turn the pr

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5-16
3. Then fill the coolant surge tank with the proper
mixture, to the FULL COLD mark or just above the
small cylinder at the base of the opening.4. With the coolant surge tank press