Engine Oil

Engine oil which meets 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 .

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

Washer Solvent (Part No 2-90531-811-0).

Parking Brake Cable Guides

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

Power Steering System

Isuzu Power Steering Fluid (Part No. 2-90531-814-0).

Automatic Transmission

DEXRON-III Automatic Transmission Fluid. Look for "Approved for the H-Specification" on the label.

Key Lock Cylinders

Multi-Purpose Lubricant, Superlube (Part No. 2-90531-804-0).

Chassis Lubrication

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

Front and Rear Axle

SAE 75W-90 Synthetic Axle Lubricant.

Automatic Transfer Case

AUTO-TRAK II Fluid (Part No. 8-12378-508-0).

Rear Driveline Center Spline and Universal Joints

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

Constant Velocity Universal Joint

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

Hood and Door Hinges, Body Door Hinge Pins, Liftgate Hinge and Linkage, Folding Seats, and Fuel Door Hinge

Multi-Purpose Lubricant, Superlube (Part No. 2-90531-804-0).

Outer Tailgate Handle Pivot Points and Hinges

Multi-Purpose Lubricant, Superlube (Part No. 2-90531-804-0).

Weatherstrip Conditioning

Dielectric silicone grease.

Weatherstrip Squeaks

Synthetic Grease with Teflon, Superlube.