GMC C-Series 2001, Owner'S Manual, Page: 229 / 324

6-27
Radiator Pressure Cap
(Gasoline Engines)
The radiator pressure cap
must be tightly installed
with the arrows on the cap
lined up with the top of the
overflow tube. This will
prevent coolant loss and
possible engine damage
from overheating.
NOTICE:
Your radiator pressure cap is a 9 psi (62kPa)
pressure
-
type cap for use with medium duty
cooling systems only. It 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 top of the overflow tube.
Surge Tank Pressure Cap
(Diesel Engines)
The surge tank pressure cap
must be tightly installed
with the arrows on the cap
lined up with the top tube of
the coolant surge tank.
NOTICE:
Your surge tank pressure cap is a 9 psi (62kPa)
pressure
-
type cap for use with medium duty
cooling systems only. It 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 top tube of the coolant
surge tank.