2014 Chevrolet Silverado 3500 HD Crew Cab Owner Manual - Page 480

11-14 Service and Maintenance Usage Fluid/Lubricant Chassis Lubricant (GM Part No. 12377985, in Canada 88901242) or lubricant meeting requirements of NLGI #2, Category LB or GC-LB. Multi-Purpose Lubricant, Superlube (GM Part No. 12346241, in Canada 10953474). Multi-Purpose Lubricant, Superlube (GM Part No. 12346241, in Canada 10953474). Rear Driveline Center Spline Hood Hinges Body Door Hinge Pins, Tailgate Hinge and Linkage, and Fuel Door Hinge Tailgate Handle Pivot Points, Hinges, Multi-Purpose Lubricant, Superlube (GM Part No. 12346241, in Latch Bolt, and Linkage Canada 10953474). Weatherstrip Conditioning Weatherstrip Squeaks Weatherstrip Lubricant (GM Part No. 3634770, in Canada 10953518) or Dielectric Silicone Grease (GM Part No. 12345579, in Canada 10953481). Synthetic Grease with Teflon, Superlube (GM Part No. 12371287, in Canada 10953437).