2008 Chevrolet Silverado 1500 Pickup Owner's Manual - Page 557

Usage Rear Axle Transfer Case (Four-Wheel Drive) Front Axle Propshaft Spline or One-Piece Propshaft Spline (Two-Wheel Drive with 4-Speed Auto. Trans.) Rear Driveline Center Spline Fluid/Lubricant SAE 75W-90 Synthetic Axle Lubricant (GM Part No. U.S. 89021677, in Canada 89021678) meeting GM Specification 9986115. DEXRON®-VI Automatic Transmission Fluid. Spline Lubricant, Special Lubricant (GM Part No. U.S. 12345879, in Canada 10953511) or lubricant meeting requirements of GM 9985830. Usage Body Door Hinge Pins, Tailgate Hinge and Linkage, Folding Seats, and Fuel Door Hinge Tailgate Handle Pivot Points, Hinges, Latch Bolt, and Linkage Weatherstrip Conditioning Fluid/Lubricant Multi-Purpose Lubricant, Superlube (GM Part No. U.S. 12346241, in Canada 10953474). Multi-Purpose Lubricant, Superlube (GM Part No. U.S. 12346241, in Canada 10953474). Weatherstrip Lubricant (GM Part No. U.S. 3634770, in Canada 10953518) or Dielectric Silicone Grease (GM Part No. U.S. 12345579, in Canada 992887). Synthetic Grease with Teflon, Superlube (GM Part No. U.S. 12371287, in Canada 10953437). Hood Hinges Chassis Lubricant (GM Part No. U.S. 12377985, in Canada 88901242) or lubricant meeting requirements of NLGI #2, Category LB or GC-LB. Multi-Purpose Lubricant, Superlube (GM Part No. U.S. 12346241, in Canada 10953474). Weatherstrip Squeaks 6-15