Buick Enclave Owner's Manual page 280

The power steering fluid reservoir is
located under the engine cover on
the passenger side of the vehicle.
See
for reservoir location.
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.
To check the power steering fluid:
1. Turn the key off and let the
engine compartment cool down.
2. Remove the engine cover. See
3. Wipe the cap and the top of the
reservoir clean.
4. Unscrew the cap and wipe the
dipstick with a clean rag.
5. Replace the cap and completely
tighten it.
6. Remove the cap again and look
at the fluid level on the dipstick.
The fluid level should be
somewhere between the MAX and
MIN line on the dipstick in room
temperature. If the fluid is on or
below the MIN line, add fluid close
to the MAX Line.
To determine what kind of fluid to
use, see
use the proper fluid.
.
When adding windshield washer
fluid, be sure to read the
manufacturer's instructions before
use. If the vehicle will be operating
in an area where the temperature
. Always