GMC Sierra 2000, Owner'S Manual

Page: 303 / 426

6-31
Radiator Pressure Cap
(Gasoline Engine)
NOTICE:
Your radiator cap is a 15 psi (105 kPa)
pressure
-
type cap and must be tightly installed to
prevent coolant loss and possible engine damage
from overheating. Be sure the arrows on the cap
line up with the overflow tube on the radiator
filler neck.
Power Steering Fluid
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.