2006 GMC Savana Van Owner's Manual - Page 362

Fluid/Lubricant SAE 75W-90 Synthetic Axle Lubricant (GM Part No. U.S. Front and Rear 12378261, in Canada 10953455) or Axle equivalent meeting GM Specification 9986115. DEXRON®-III Automatic Transmission Fluid. Look for Transfer Case "Approved for the H-Specification" on the label. One-Piece Propshaft Slip Spline Lubricant, Special Lubricant Yoke Spline, (GM Part No. U.S. 12345879, in Two-Piece Canada 10953511) or lubricant Propshaft meeting requirements of GM Slip-in-Tube 9985830. Spline Usage Usage Hood Hinges Weatherstrip Conditioning Weatherstrip Squeaks Fluid/Lubricant Multi-Purpose Lubricant, Superlube (GM Part No. U.S. 12346241, in Canada 10953474). 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). 6-14