User guide

Recommended Fluids and
Lubricants
Fluids and lubricants identified below by name, part
number, or specification can be obtained from your
dealer/retailer.
Usage Fluid/Lubricant
Engine Oil
(Except
6.0L V8 Engine)
Engine oil which meets GM Standard
GM6094M and displays the
American Petroleum Institute
Certified for Gasoline Engines
starburst symbol. To determine the
proper viscosity for your vehicle’s
engine, see Engine Oil on page 5-18.
Engine Oil (6.0L
V8 Engine Only)
The engine requires a special engine
oil meeting GM Standard GM4718M.
Oils meeting this standard can be
identified as synthetic, and should
also be identified with the American
Petroleum Institute (API) Certified for
Gasoline Engines starburst symbol.
However, not all synthetic API oils
with the starburst symbol will meet
this GM standard. Look for and use
only an oil that meets GM Standard
GM4718M. For the proper viscosity,
see Engine Oil on page 5-18.
Engine Coolant
50/50 mixture of clean, drinkable
water and use only DEX-COOL
®
Coolant. See Engine Coolant on
page 5-29.
Usage Fluid/Lubricant
Hydraulic Brake
System
Delco
®
Supreme 11 Brake Fluid or
equivalent DOT-3 brake fluid.
Windshield
Washer
Optikleen
®
Washer Solvent.
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).
Automatic
Transmission
DEXRON
®
-VI Automatic
Transmission Fluid.
Key Lock
Cylinders
Multi-Purpose Lubricant, Superlube
(GM Part No. U.S. 12346241,
in Canada 10953474).
Chassis
Lubrication
Chassis Lubricant
(GM Part No. U.S. 12377985,
in Canada 88901242) or lubricant
meeting requirements of NLGI #2,
Category LB or GC-LB.
Front Axle
SAE 75W-90
Synthetic Axle Lubricant
(GM Part No. U.S. 89021677,
in Canada 89021678) meeting
GM Specification 9986115.
6-12