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 .

Engine Coolant

50/50 mixture of clean, drinkable water and use only DEX-COOL Coolant. See Engine Coolant .

Hydraulic Brake System

Delco Supreme 11 Brake Fluid or equivalent DOT-3 brake fluid.

Windshield Washer Solvent

GM Optikleen Washer Solvent or equivalent.

Hydraulic Clutch System

Hydraulic Clutch Fluid (GM Part No. U.S. 12345347, in Canada 10953517, or equivalent DOT-3 brake fluid).

Parking Brake Cable Guides

Chassis Lubricant (GM Part No. U.S. 12377985, in Canada 88901242, or equivalent) or lubricant meeting requirements of NLGI #2, Category LB or GC-LB.

Power Steering System

GM Power Steering Fluid (GM Part No. U.S. 1052884, in Canada 993294, or equivalent).

Manual Transmission

Synchromesh Transmission Fluid (GM Part No. U.S. 12345349, in Canada 10953465, or equivalent).

Automatic Transmission

DEXRON-III Automatic Transmission Fluid.

Key Lock Cylinders

Multi-Purpose Lubricant, Superlube (GM Part No. U.S. 12346241, in Canada 10953474, or equivalent).

Chassis Lubrication

Chassis Lubricant (GM Part No. U.S. 12377985, in Canada 88901242, or equivalent) or lubricant meeting requirements of NLGI #2, Category LB or GC-LB.

Front and Rear Axle (Standard Differential)

SAE 80W-90 Axle Lubricant (GM Part No. U.S. 1052271, in Canada 10950849, or equivalent).

Rear Axle (Locking Differential)

Axle Lubricant; use only GM Part No. U.S. 1052271, in Canada 10950849. Do not add friction modifier.

Electronic Transfer Case

DEXRON-III Automatic Transmission Fluid.

Automatic Transfer Case

AUTO-TRAK II Fluid (GM Part No. U.S. 12378508, in Canada 10953626).

Rear Driveline Center Spline and Universal Joints

Chassis Lubricant (GM Part No. U.S. 12377985, in Canada 88901242, or equivalent) or lubricant meeting requirements of NLGI #2, Category LB or GC-LB.

Constant Velocity Universal Joint

Chassis Lubricant (GM Part No. U.S. 12377985, in Canada 88901242, or equivalent) or lubricant meeting requirements of NLGI #2, Category LB or GC-LB.

Clutch Pushrod to Clutch Fork Joint

Chassis Lubricant (GM Part No. U.S. 12377985, in Canada 88901242, or equivalent) or lubricant meeting requirements of NLGI #2, Category LB or GC-LB.

Hood Latch Assembly, Secondary Latch, Pivots, Spring Anchor and Release Pawl

Lubriplate Lubricant Aerosol (GM Part No. U.S. 12346293, in Canada 992723, or equivalent) or lubricant meeting requirements of NLGI #2, Category LB or GC-LB.

Hood and Door Hinges

Multi-Purpose Lubricant, Superlube (GM Part No. U.S. 12346241, in Canada 10953474, or equivalent).

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

Multi-Purpose Lubricant, Superlube (GM Part No. U.S. 12346241, in Canada 10953474, or equivalent).

Weatherstrip Conditioning

Dielectric Silicone Grease (GM Part No. U.S. 12345579, in Canada 10953014, or equivalent).

Weatherstrip Squeaks

Synthetic Grease with Teflon, Superlube (GM Part No. U.S. 12371287, in Canada 10953437, or equivalent).