GMC 2005 Sierra 1500 Pickup Owner's Manual page 544

Usage
Chassis Lubricant (GM Part No.
U.S. 12377985, in Canada
Rear Driveline
88901242) or lubricant meeting
Center Spline
requirements of NLGI #2, Category
LB or GC-LB.
Multi-Purpose Lubricant, Superlube
Hood Hinges (GM Part No. U.S. 12346241, in
Canada 10953474).
Body Door
Hinge Pins,
Tailgate Hinge Multi-Purpose Lubricant, Superlube
and Linkage, (GM Part No. U.S. 12346241, in
Folding Seats Canada 10953474).
and Fuel Door
Hinge
6-16
Fluid/Lubricant Usage
Tailgate Handle
Pivot Points, Multi-Purpose Lubricant, Superlube
Hinges, Latch (GM Part No. U.S. 12346241, in
Bolt and Canada 10953474).
Linkage
Dielectric Silicone Grease (GM Part
Weatherstrip
No. U.S. 12345579, in Canada
Conditioning
992887).
Synthetic Grease with Teflon,
Weatherstrip
Superlube (GM Part No. U.S.
Squeaks
12371287, in Canada 10953437).
Fluid/Lubricant