GMC 2004 Yokon Denali Owner's Manual page 443

Usage
Synthetic Axle Lubricant; use only
Rear Axle GM Part No. U.S. 12378557, in
(Steerable) Canada, 88901362. Do not add
friction modifier.
DEXRON
Transfer Case
Transmission Fluid.
Spline Lubricant, Special Lubricant
Front Axle (GM Part No. U.S. 12345879, in
Propshaft Canada 10953511) or lubricant
Spline meeting requirements of
GM 9985830.
Multi-Purpose Lubricant, Superlube
Hood Hinges (GM Part No. U.S. 12346241,
in Canada 10953474).
Fluid/Lubricant
®
-III Automatic
Usage
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
Outer Tailgate Multi-Purpose Lubricant, Superlube
Handle Pivot (GM Part No. U.S. 12346241, in
Points Canada 10953474).
Dielectric Silicone Grease
Weatherstrip
(GM Part No. U.S. 12345579,
Conditioning
in Canada 992887).
Synthetic Grease with Teflon,
Weatherstrip Superlube (GM Part No.
Squeaks U.S. 12371287, in
Canada 10953437).
Fluid/Lubricant
6-13