Chevrolet 2000 C-Series Owner's Manual page 217

Rear Axle Shift Motor (Option)
When to Check and Change Fluid
If you have an optional air
traction, or locking differential type rear axle, a good
time to check the fluid level in the axle shift motor is
when the rear axle lubricant is checked. Use refrigerant
oil (shift motor only).
How to Check Fluid
Remove the plug on the front plate of the axle shift
motor, add enough fluid to raise the level to the bottom
of the filler plug hole, then replace the plug.
What to Use
Refer to your Maintenance Schedule to determine what
kind of lubricant to use.
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shift two speed, controlled
Engine Coolant (Gasoline Engine)
The cooling system in your vehicle is filled with
R
-
DEX COOL engine coolant. This coolant is designed
to remain in your vehicle for 5 years or 150,000 miles
(240 000 km), whichever occurs first, if you add only
R
-
DEX COOL extended life coolant.
The following explains your cooling system and how
to add coolant when it is low. If you have a problem
with engine overheating, see "Engine Overheating" in
the Index.
A 50/50 mixture of clean, drinkable water and
R
-
DEX COOL coolant will:
D
Give freezing protection down to
D
Give boiling protection up to 252
D
Protect against rust and corrosion.
D
Help keep the proper engine temperature.
D
Let the warning lights and gages work as
they should.
_ _
- -
34 F ( 37 C).
_ _
F (122 C).
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