Chevrolet B7 2001 Owner's Manual page 136

Heater Hose Shut
R
If you have a Caterpillar
also equipped with two shut
on the radiator and one at the rear of the engine next to
the cylinder head.
These valves control the flow of coolant through the
heating system.
Off Valve
-
If you have a gasoline
engine, your vehicle is
-
equipped with two shut
valves. One is located on
the radiator and one on the
engine. These can be
easily accessed with the
hood tilted.
diesel engine, your vehicle is
-
off valves. One is located
Power Steering Fluid
See your Maintenance Schedule for when to check your
power steering fluid.
off
How To Check Power Steering Fluid
Check your power steering fluid only when the engine is
warm. If the engine isn't warm, you probably won't get
an accurate reading.
If you can see fluid in
the sight glass, you
have enough. If you
need fluid, add only
enough of the proper
fluid to bring it into
view in the sight glass.
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