1999 PONTIAC GRAND PRIX clock

yellowblue
5-17
1. You can remove the radiator pressure cap when the
cooling system, including the radiator pressure cap
and upper radiator hose, is no longer hot. Turn the
pressure cap slowly counterclockwise until it first
stops. (Don't press down while turning the
pressure cap.)
If you hear a hiss, wait for that to stop. A hiss means
there is still some pressure left.2. Then keep turning the pressure cap, but now push
down as you turn it. Remove the pressure cap.
CAUTION:
You can be burned if you spill coolant on hot
engine parts. Coolant contains ethylene glycol
and it will burn if the engine parts are hot
enough. Don't spill coolant on a hot engine.

yellowblue
5-18
3. If you have the 3800 V6 engine, remove the
3800 Series II V6 engine cover shield to access the
bleed valve.
A. Clean the area around the engine oil fill tube and cap
before removing. Twist the oil fill tube, with cap
attached, counterclockwise and remove it.
B. If you have the supercharged engine, remove the nut
in the center of the cover shield.
C. Lift the engine cover shield at the front, slide the
catch tab out of the engine bracket and remove the
cover shield.
D. Put the oil fill tube, with cap attached, in the valve
cover oil fill hole until you're ready to replace the
cover shield.
Thermostat Housing
(3100 V6)Thermostat Bypass
Tube (3100 V6)

yellowblue
5-20
7. If you have the 3800 V6 engine, replace the
3800 Series II V6 engine cover shield.
A. Remove the oil fill tube, with cap attached, from
the valve cover.
B. Insert the catch tab on the cover shield under the
bracket on the engine.
C. Place the hole in the cover shield over the hole in
the valve cover. Install oil fill tube and cap by
twisting clockwise.
D. If you have the supercharged engine, install the
nut in the center of the cover shield.8. Then fill the coolant recovery tank to the FULL mark.
9. Put the cap back on the coolant recovery tank, but
leave the radiator pressure cap off.
10. Start the engine and let it run until you can feel the
upper radiator hose getting hot. Watch out for the
engine cooling fans.
11. By this time, the coolant level inside the radiator
filler neck may be lower. If the level is lower, add
more of the proper DEX
-COOL
coolant mixture
through the filler neck until the level reaches the
base of the filler neck.

yellowblue
5-23 Removing the Spare Tire and Tools
The equipment you'll need
is in the trunk. Pull the
carpeting from the floor of
the trunk. Then lift and
remove the cover.
Turn the center nut on the compact spare cover
counterclockwise to remove it.
Remove the compact spare tire. See ªCompact Spare
Tireº in the Index for more information about the
compact spare.

yellowblue
5-24
Turn the nut holding the jack counterclockwise and
remove it. Then remove the jack and wrench.The tools you'll be using include the jack (A) extension
and protector/guide (B) and wheel wrench (C).

yellowblue
5-25
If there is a wheel cover,
loosen the plastic nut caps
with the wheel wrench.
They won't come off. Then,
using the flat end of the
wheel wrench, pry along the
edge of the cover until it
comes off.Removing the Flat Tire and Installing the
Spare Tire
1. Using the wheel wrench, loosen all the wheel nuts.
Don't remove them yet.
2. Turn the jack handle clockwise to raise the jack lift
head a few inches.

yellowblue
5-27
CAUTION:
Getting under a vehicle when it is jacked up is
dangerous. If the vehicle slips off the jack, you
could be badly injured or killed. Never get under
a vehicle when it is supported only by a jack.
CAUTION:
Raising your vehicle with the jack improperly
positioned can damage the vehicle and even make
the vehicle fall. To help avoid personal injury and
vehicle damage, be sure to fit the jack lift head
into the proper location before raising
the vehicle.
3. Raise the vehicle by turning the jack handle
clockwise. Raise the vehicle far enough off the
ground for the spare tire to fit under the vehicle.
Remove all wheel nuts and take off the flat tire.

yellowblue
5-29
7. Lower the vehicle by turning the jack handle
counterclockwise. Lower the jack completely.
8. Tighten the wheel nuts
firmly in a crisscross
sequence as shown.
9. Replace wheel trim. If present, tighten plastic caps
by hand. With a wheel wrench tighten plastic caps an
additional 1/4 turn.