Fluid and Lubricant Recommendations
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. To determine the preferred viscosity for your vehicle's engine, refer to Explanation of Scheduled Services |
| Engine Coolant | 50/50 mixture of clena, 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 10953517) or equivalent DOT-3 brake fluid. |
| Parking Brake Cable Guides | Chassis Lubricant GM P/N 12377985, (Canadian P/N 88901242) or equivalent or lubricant meeting requirements of NLGI #2, Category LB or GC-LB. |
| 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. |
| Manual Transmission with 4.3L V6 Engine | Synchromesh Transmission Fluid GM P/N 12345349, (Canadian P/N 10953465) or equivalent. |
| Automatic Transmission | DEXRON® III Automatic Transmission Fluid. |
| Key Lock Cylinders | Multi-Purpose Lubricant, Superlube® GM P/N 12346241, (Canadian P/N 10953474) or equivalent. |
| Chassis Lubrication | Chassis Lubricant GM P/N 12377985 (Canadian P/N 88901242) or equivalent or lubricant meeting requirements of NLGI #2, Category LB or GC-LB. |
| Front Wheel Bearings | Wheel bearing lubricant meeting requirements of NLGI #2, Category GC or GC-LB GM P/N 1051344, (Canadian P/N 993037) or equivalent. |
| Front and Rear Axle (Standard Differential) | SAE 80W-90 Axle Lubricant GM P/N 1052271, (Canadian P/N 10950849) or equivalent. |
| Rear Axle (Locking Differential) | Axle Lubricant; use only GM P/N 1052271, (Canadian P/N 10950849). Do not add friction modifier. |
| Transfer Case | DEXRON® III Automatic Transmission Fluid. |
| Electronic Transfer Case | DEXRON® III Automatic Transmission Fluid. |
| Automatic Transfer Case | AUTO-TRAK II Fluid GM P/N 12378508, (Canadian P/N 0953626). |
| Transfer Case Shift Lever | Chassis Lubricant GM P/N 12377985 or equivalent or lubricant meeting requirements of NLGI #2, Category LB or GC-LB. |
| Rear Driveline Center Spline and Universal Joints | Chassis Lubricant GM P/N 12377985 (Canadian P/N 88901242) or equivalent or lubricant meeting requirements of NLGI #2, Category LB or GC-LB. |
| Constant Velocity Universal Joint | Chassis Lubricant GM P/N 12377985, (Canadian P/N 88901242) or equivalent or lubricant meeting requirements of NLGI #2, Category LB or GC-LB. |
| Clutch Pushrod to Clutch Fork Joint | Chassis Lubricant GM P/N 12377985, (Canadian P/N 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 P/N 1052349, (Canadian P/N 992723) or equivalent, or lubricant meeting requirements of NLGI #2, Category LB or GC-LB. |
| Hood and Door Hinges | Multi-Purpose Lubricant, Superlube® GM P/N 12346241, (Canadian P/N 10953474) or equivalent. |
| Tailgate Mounted Spare Tire Carrier (if equipped), Outer Tailgate Handle Pivot Points and Hinges | Multi-Purpose Lubricant, Superlube® GM P/N 12346241, (Canadian P/N 10953474) or equivalent. |
| Tailgate Handle Pivot Points, Hinges, Latch Bolt and Linkage | 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. |