GM Service Manual Online
For 1990-2009 cars only

Recommended Fluids and Lubricants

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, refer to Engine Oil Viscosity in Explanation of Scheduled Services.

Engine Coolant

A 50/50 mixture of clean drinking water and use only DEX-COOL® (orange -colored, silicate-free) coolant.

Engine Coolant Supplemental Sealer

Refer to

Notice: DO NOT use cooling system seal tabs, or similar compounds, unless otherwise instructed. The use of cooling system seal tabs, or similar compounds, may restrict coolant flow through the passages of the cooling system or the engine components. Restricted coolant flow may cause engine overheating and/or damage to the cooling system or the engine components/assembly.

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Hydraulic Brake System

DOT-3 brake fluid.

Hydraulic Clutch System

DOT-3 brake fluid.

Parking Brake Guides

Chassis lubricant meeting requirements of NLGI Grade 2, Category LB or GC-LB.

Power Steering System

Hydraulic Power Steering Fluid.

Manual Transmission

SLF with friction modifier.

Automatic Transmission

DEXRON®-III Automatic Transmission Fluid

Key Lock Cylinders

5W-30 synthetic engine oil or silicone spray.

Chassis Lubrication

Chassis lubricant meeting requirements of NLGI Grade 2, Category LB or GC-LB.

Front Wheel Bearings-RWD

Wheel bearing lubricant meeting requirements of NLGI Grade 2, Category GC or GC-LB.

Differential, Standard, Front and Rear Axle

SAE 80W-90 GL-5 Gear Lubricant.

Differential, Locking

SAE 80W-90 GL-5 Gear Lubricant.

Transfer Case

DEXRON®-III Automatic Transmission Fluid.

Column Shift

Chassis lubricant meeting requirements of NLGI Grade 2, Category LB or GC-LB.

Windshield Washer Solvent

Windshield washer solvent.

Propeller Shaft Slip Splines and Universal Joints

Chassis lubricant meeting requirements of NLGI Grade 2, Category LB or GC-LB.

Clutch Pushrod to Fork Joint

Chassis lubricant meeting requirements of NLGI Grade 2, Category LB or GC-LB.

Constant Velocity Universal Joint

Chassis lubricant meeting requirements of NLGI Grade 2, Category LB or GC-LB.

Hood Latch Assembly Pivots, Spring Anchor, and Release Pawl

Chassis lubricant meeting requirements of NLGI Grade 2, Category LB or GC-LB

Weather-strips

Dielectric Silicone Grease.