GMC 2009 Sierra 1500 Crew Cab Owner's Manual page 560

Usage
Front Axle SAE 75W-90 Synthetic
(1500, Axle Lubricant
2500 HD, (GM Part No. U.S. 89021677,
and 3500 HD in Canada 89021678) meeting
Series) GM Specification 9986115.
SAE 75W-90 Synthetic
Axle Lubricant
Rear Axle (GM Part No. U.S. 89021677,
in Canada 89021678) meeting
GM Specification 9986115.
Transfer Case
DEXRON
(Four-Wheel
Transmission Fluid.
Drive)
Front Axle
Propshaft
Spline or
Spline Lubricant, Special Lubricant
One-Piece
(GM Part No. U.S. 12345879,
Propshaft
in Canada 10953511) or
Spline
lubricant meeting requirements
(Two-Wheel
of GM 9985830.
Drive with
4-Speed
Auto. Trans.)
Chassis Lubricant
(GM Part No. U.S. 12377985,
Rear Driveline
in Canada 88901242) or lubricant
Center Spline
meeting requirements of NLGI #2,
Category LB or GC-LB.
6-16
Fluid/Lubricant
®
-VI Automatic
Usage
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,
Folding Seats, in Canada 10953474).
and Fuel
Door Hinge
Tailgate Handle
Pivot Points, Multi-Purpose Lubricant, Superlube
Hinges, Latch (GM Part No. U.S. 12346241,
Bolt, and in Canada 10953474).
Linkage
Weatherstrip Lubricant
(GM Part No. U.S. 3634770,
Weatherstrip in Canada 10953518) or
Conditioning Dielectric Silicone Grease
(GM Part No. U.S. 12345579,
in Canada 992887).
Synthetic Grease with
Weatherstrip Teflon, Superlube
Squeaks (GM Part No. U.S. 12371287,
in Canada 10953437).
Fluid/Lubricant