Buick 2005 Rendezvous - Manual (Page 356)

8. Then replace the pressure cap. At any time during
this procedure if coolant begins to flow out of the
filler neck, reinstall the pressure cap. Be sure
the arrows on the pressure cap line up properly.
9. Then fill the coolant recovery tank to the FULL
COLD mark.
10. Put the cap back on the coolant recovery tank.
Power Steering Fluid
See Engine Compartment
Overview on page 5-12 for
reservoir location.
When to Check Power Steering Fluid
It is not necessary to regularly check power steering fluid
unless you suspect there is a leak in the system or
you hear an unusual noise. A fluid loss in this system
could indicate a problem. Have the system inspected
and repaired.
5-36