Cadillac 2008 XLR Owner's Manual page 430

Usage
Multi-Purpose
Trunk Key Lock Lubricant, Superlube
Cylinder (GM Part No. U.S. 12346241,
in Canada 10953474).
SAE 75W-90 Synthetic
Axle Lubricant
(GM Part No. U.S. 89021677,
in Canada 89021678) meeting
Rear Axle GM Specification 9986115. With
(Limited-Slip a complete drain and refill add
Differential) 4.7 ounces (140 ml) of Limited-Slip
Axle Lubricant Additive
(GM Part No. U.S. 1052358, in
Canada 992694) where required.
See Rear Axle on page 6-46.
7-12
Fluid/Lubricant Usage
Hood Latch
Assembly, Lubriplate Lubricant Aerosol
Secondary (GM Part No. U.S. 12346293,
Latch, Pivots, in Canada 992723) or lubricant
Spring meeting requirements of NLGI #2,
Anchor, and Category LB or GC-LB.
Release Pawl
Multi-Purpose Lubricant, Superlube
Hood and
(GM Part No. U.S. 12346241,
Door Hinges
in Canada 10953474).
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).
Fluid/Lubricant