| Usage | Fluid/Lubricant | 
|---|---|
| Engine Oil | Engine oil with the American Petroleum Institute Certified for Gasoline Engines STARBURST symbol of the proper viscosity | 
| Engine Coolant | 50/50 mixture of clean drinkable water and use only GM Goodwrench® DEX-COOL® or Havoline® DEX-COOL® coolant | 
| Hydraulic Brake System | Delco Supreme 11® Brake Fluid GM P/N 12377967 (Canadian P/N 992667) or equivalent DOT-3 brake fluid | 
| Windshield Washer Solvent | GM Optikleen® Washer Solvent GM P/N 1051515 (Canadian P/N 993033) or equivalent | 
| Hydraulic Clutch System | Hydraulic Clutch Fluid GM P/N 12345347 (Canadian P/N 1095351) or equivalent DOT-3 brake fluid | 
| Power Steering System | GM Power Steering Fluid GM P/N 1052884 - 1 pint, 1050017 - 1 quart (Canadian P/N 993294 - 1 pint, 992646 - 1 quart) or equivalent | 
| Automatic Transmission | DEXRON®-VI, Automatic Transmission Fluid | 
| Key Lock Cylinders | Multi-Purpose Lubricant, Superlube® GM P/N 12346241 (Canadian P/N 10953474) or equivalent | 
| Floor Shift Linkage | Lubriplate® Lubricant Aerosol GM P/N 1052349 (Canadian P/N 992723) or equivalent or lubricant meeting requirements of NLGI # 2 Category LB or GC-LB | 
| Chassis Lubrication | Chassis Lubricant GM P/N 12377985 or equivalent or lubricant meeting requirements of NLGI # 2 Category LB or GC-LB | 
| Front Axle (8.25 in S4WD) | SAE 80W-90 Axle Lubricant GM P/N 89021671 (Canadian P/N 10953455). | 
| Front Axle (8.25 in F4WD) Front Axle (9.25 in) | SAE 75W-90 Synthetic Axle Lubricant GM P/N 12378261 (Canadian P/N 10953455) or equivalent meeting GM Specification 9986115 | 
| Rear Axle | SAE 75W-90 Synthetic Axle Lubricant GM P/N 12378261 (Canadian P/N 10953455) or equivalent meeting GM Specification 9986115 | 
| Rear Axle (with NYS Quadrasteer Axle Only) | SAE 75W-90 Synthetic Axle Lubricant GM P/N 12378557 (Canadian P/N 88901362) or equivalent. Do not add friction modifier. | 
| Automatic Transfer Case (NP8 Only) | AUTO-TRAK II Fluid GM P/N 12378508 (Canadian P/N 10953626) | 
| Automatic Transfer Case (NP3, NR3, NR4) | Manual Transmission Fluid GM P/N 88861800 (Canadian P/N 88861801) | 
| Front Axle Propshaft Spline or One-Piece Propshaft Spline (Two-Wheel Drive with Auto. Trans.) | Spline Lubricant, Special Lubricant GM P/N 12345879 (Canadian P/N 10953511) or lubricant meeting requirements of GM 9985830 | 
| Hood Latch Assembly, Secondary Latch, Pivots, Spring Anchor and Release Pawl | Lubriplate® Lubricant Aerosol GM P/N 1052349 (Canadian P/N 992723) or equivalent or lubricant meeting requirements of NLGI # 2, Category LB or GC-LB | 
| Hood Hinges | Multi-Purpose lubricant, Superlube® GM P/N 12346241 (Canadian P/N 10953474) or equivalent | 
| Body Door Hinge Pins, Liftgate Hinge and Linkage, Folding Seats and Fuel Door Hinge | Multi-Purpose lubricant, Superlube® GM P/N 12346241 (Canadian P/N 10953474) or equivalent | 
| Outer Tailgate Handle Pivot Points | Multi-Purpose lubricant, Superlube® GM P/N 12346241 (Canadian P/N 10953474) or equivalent | 
| Weatherstrip Conditioning | Dielectric Silicone Grease GM P/N 12345579 (Canadian P/N 1974984) or equivalent | 
| Weatherstrip Squeaks | Synthetic Grease with Teflon, Superlube® GM P/N 12371287 (Canadian P/N 10953437) or equivalent |