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Recommended Fluids and
Lubricants
Fluids and lubricants identified below by name,
part number, or specification may be obtained
from your dealer.
Usage Fluid/Lubricant
Engine Oil
The engine requires a special
engine oil meeting GM Standard
GM4718M. Oils meeting this
standard may be identified as
synthetic, and should also be
identified with the American
Petroleum Institute Certified for
Gasoline Engines starburst symbol.
However, not all synthetic API oils
with the starburst symbol will meet
this GM standard. You should
look for and use only an oil that
meets GM Standard GM4718M.
GM Goodwrench
®
oil meets all
the requirements for your vehicle.
For the proper viscosity, see
Engine Oil on page 346.
Engine Coolant
50/50 mixture of clean, drinkable
water and use only DEX-COOL
®
Coolant. See Engine Coolant
on page 357.
Usage Fluid/Lubricant
Hydraulic Brake
System
Delco
®
Supreme 11 Brake Fluid or
equivalent DOT-3 brake fluid.
Windshield
Washer
GM Optikleen
®
Washer Solvent.
Hydraulic
Clutch System
Hydraulic Clutch Fluid. Use only
GM Part No. U.S. 88958860,
in Canada 88901244, Super DOT-4
brake fluid.
Parking Brake
Cable Guides
Chassis Lubricant
(GM Part No. U.S. 12377985, in
Canada 88901242) or lubricant
meeting requirements of NLGI #2,
Category LB or GC-LB.
Power Steering
System
GM Power Steering Fluid
(GM Part No. U.S. 89021184,
in Canada 89021186).
Manual
Transmission
(CTS)
SAE 75W-90 Gear Oil
(GM Part No. U.S. 89021806,
in Canada 89021807).
Manual
Transmission
(CTS-V)
DEXRON
®
-VI Automatic
Transmission Fluid.
Automatic
Transmission
DEXRON
®
-VI Automatic
Transmission Fluid.
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