GM Service Manual Online
For 1990-2009 cars only

Recommended Fluids and Lubricants

Component

Fluid or Lubricant Recommended

Automatic Transmission

DEXRON®-III Automatic Transmission Fluid.

Chassis Lubrication

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

Folding Top Fluid

DEXRON®-III Automatic Transmission Fluid GM P/N 12378470, Canadian P/N 10952622

Rear Axle (Locking Differential)

SAE 75W-90 Synthetic Axle Lubricant, GM P/N 12378261 (in Canada use P/N 10953455) or equivalent meeting GM Specification 9986115.

With complete drain and refill, add 4 ounces (118 ml) of Locking Differential Axle Lubricant Additive, GM P/N 1052358 (in Canada use Part No. 992694) or equivalent.

Rear Axle (Standard)

SAE 75W-90 Synthetic Axle Lubricant, GM P/N 12378261 (in Canada use P/N 10953455) or equivalent meeting GM Specification 9986115.

Engine Coolant

50/50 mixture of clean water (preferably distilled) and GM Goodwrench® DEX-COOL® or Havoline® DEX-COOL® coolant (only).

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 the Explanation of Scheduled Services.

Hinges, Hood and Door

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

Hood Latch

    • Pivots and Spring Anchor
    • Release Pawl

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

Hydraulic Brake System

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

Hydraulic Clutch System

Hydraulic Clutch Fluid (GM P/N 12345347 7 or equivalent DOT-3 brake fluid).

Lock Cylinders

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

Manual Transmission

DEXRON®-III Automatic Transmission Fluid.

Parking Brake Cable Guides

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

Power Steering System

GM Hydraulic Power Steering Fluid (GM P/N 1052884 (pt), 1050017 (qt), or equivalent).

Weatherstrip Conditioning

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

Windshield Washer Solvent

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