Pontiac Grand Prix 2007 Owner's Manual page 379

6. Rinse or wipe any spilled coolant from the
engine and the compartment.
7. Replace the 3800 Series III V6 engine cover
shield.
7.1. Remove the oil fill tube, with cap
attached, from the valve cover.
7.2. Insert the catch tab on the cover shield
under the bracket on the engine.
7.3. Place the hole in the cover shield over
the hole in the valve cover. Install oil fill
tube and cap by twisting clockwise.
8. Then fill the coolant recovery tank to the cold
fill line.
9. Put the cap back on the coolant recovery
tank, but leave the pressure cap off.
3800 V6 Supercharged Engine shown,
3800 V6 Engine similar
10. Start the engine and let it run until you can
feel the upper radiator hose getting hot.
Watch out for the engine cooling fan(s).
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.
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