Buick 2006 LaCrosse - Manual (Page 331)

5. Then fill the coolant recovery tank to the cold fill line.
6. Reinstall the coolant recovery tank cap and the
pressure cap.
7. If the coolant in the recovery tank is constantly low,
you should have your dealership service department
inspect the vehicle for leaks.
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.
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