Chevrolet Suburban 2014 Owner's Manual page 447

Service and Maintenance 11-13
Usage Fluid/Lubricant
Front Axle (2500 Series Vehicles with SAE 75W-90 Synthetic Axle Lubricant (GM Part No. 89021677, in
Four-Wheel Drive) Canada 89021678).
Rear Axle SAE 75W-90 Synthetic Axle Lubricant (GM Part No. 89021677, in
Canada 89021678).
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Transfer Case (Four-Wheel Drive) DEXRON -VI Automatic Transmission Fluid.
Front Axle Propshaft Spline or Spline Lubricant, Special Lubricant (GM Part No. 19257121, in
One-Piece Propshaft Spline Canada 19257122).
(Two-Wheel Drive with Auto. Trans.)
Hood Hinges Multi-Purpose Lubricant, Superlube (GM Part No. 12346241, in
Canada 10953474).
Outer Tailgate Handle Pivot Points Multi-Purpose Lubricant, Superlube (GM Part No. 12346241, in
Canada 10953474).
Weatherstrip Conditioning Weatherstrip Lubricant (GM Part No. 3634770, in Canada 10953518) or
Dielectric Silicone Grease (GM Part No. 12345579, in Canada 10953481).
Weatherstrip Squeaks Synthetic Grease with Teflon, Superlube (GM Part No. 12371287, in
Canada 10953437).