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.

Engine Coolant

A 50/50 mixture of clean, drinkable water and use only GM Goodwrench DEX-COOL® or Havoline® DEX-COOL® (orange-colored, silicate-free) coolant conforming to GM specification 6277M.

Hydraulic Brake System

Delco Supreme 11® Brake Fluid (GM P/N 12377967 or equivalent DOT-3 Brake Fluid).

Windshield Washer Solvent

GM Optikleen® Washer Solvent (GM P/N 1051515 or equivalent).

Hydraulic Clutch System

Hydraulic Clutch Fluid (GM P/N 12345347 or equivalent DOT-3 Brake Fluid).

Park Brake Cable Guides

Chassis Lubricant (GM P/N 12377985 or equivalent) or lubricant meeting requirements of NLGI Grade 2, Category LB or GC-LB.

Power Steering System

GM Power Steering Fluid (GM P/N 1052884-1 pint, 1050017-1 quart, or equivalent).

Manual Transmission

    • L4 engine: Manual Transmission Fluid with 5% Friction modifier (GM P/N 12377916).
    • V6 engine: Synchromesh Transmission Fluid (GM P/N 12345349).

Automatic Transmission

DEXRON®-III Automatic Transmission Fluid with a G-License Number (G-xxxx). The G-License Number will be found on the back label.

Key Lock Cylinders

Multi-Purpose Lubricant, Superlube® (GM P/N 12346241 or equivalent).

Chassis Lubrication

Chassis Lubricant (GM P/N 12377985 or equivalent) or 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 (GM P/N 1051344 or equivalent).

Differential, Standard, Front Drive Axle, Rear Axle

Axle Lubricant (GM P/N 89021671) or SAE 80W-90 GL-5 Gear Lubricant.

Differential, Locking

Axle Lubricant (GM P/N 1052271) or SAE 80W-90 GL-5 Gear Lubricant. Do not add friction modifier.

Transfer Case

Manual Transmission Fluid GM P/N 88861800 (Canadian P/N 88861801)

Automatic Transfer Case

Automatic Transfer Case Fluid (GM P/N 12378396 or equivalent).

Column Shift Linkage

Chassis Lubricant (GM P/N 12377985 or equivalent) meeting requirements of NLGI Grade 2, Category LB or GC-LB.

Floor Shift Linkage

Chassis Lubricant (GM P/N 12377985 or equivalent) meeting requirements of NLGI Grade 2, Category LB or GC-LB.

Propeller Shaft Slip Splines and Universal Joints

Chassis Lubricant (GM P/N 12377985 or equivalent) or lubricant meeting requirements of NLGI Grade 2, Category LB or GC-LB.

Clutch Pushrod to Fork Joint

Chassis Lubricant (GM P/N 12377985 or equivalent) or lubricant meeting requirements of NLGI Grade 2, Category LB or GC-LB.

Constant Velocity Universal Joint

Chassis Lubricant (GM P/N 12377895 or equivalent) or lubricant meeting requirements of NLGI Grade 2, Category LB or GC-LB.

Hood Latch Assembly

  1. Pivots and Spring Anchor
  2. Release Pawl

Lubriplate® Lubricant Aerosol (GM P/N 12346293 or equivalent) or lubricant meeting requirements of NLGI Grade 2, Category LB or GC-LB.

Hood and Door Hinges

Multi-Purpose Lubricant, Superlube® (GM P/N 12346241 or equivalent).

Endgate Mounted Spare Tire Carrier (if equipped), Outer Endgate Handle Pivot Points and Hinges

Multi-Purpose Lubricant, Superlube® (GM P/N 12346241 or equivalent).

Weatherstrip conditioning

Dielectric Silicone Grease (GM P/N 12345579 or equivalent).

Weatherstrip squeaks

Synthetic Grease with Teflon, Loctite Superlube® (GM P/N 12371287 or equivalent).