Part D: Recommended Fluids and Lubricants; Part D: Recommended Fluids - Page 338

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Part D: 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

Engine oil with the American
Petroleum Institute Certified 
for Gasoline Engines starburst
symbol of the proper viscosity. 
To determine the preferred
viscosity for your vehicle’s engine,
see “Engine Oil” in the Index.

USAGE

FLUID/LUBRICANT

Engine Coolant

50/50 mixture of clean, 
drinkable water and use only 
GM Goodwrench

R

 DEX

-

COOL

R

or Havoline

R

 DEX

-

COOL

R

Coolant. See “Engine Coolant” 
in the Index.

Hydraulic 
Brake System

Delco Supreme 11

R

 Brake Fluid

(GM Part No. 12377967 or
equivalent DOT

-

3 brake fluid).

Windshield
Washer Solvent

GM Optikleen

R

 Washer Solvent

(GM Part No. 1051515) 
or equivalent.