Rear Axle
When to Check Lubricant
It is not necessary to regularly check rear axle uid
unless you suspect there is a leak or you hear an
unusual noise. A uid loss could indicate a problem.
Have it inspected and repaired.
How to Check Lubricant
To get an accurate reading, the vehicle should be on a
level surface.If the level is below the bottom of the ller plug hole,
you will need to add some lubricant. Add enough
lubricant to raise the level to the bottom of the ller
plug hole.
What to Use
To add lubricant when the level is low, use SAE 75W-90
Synthetic Gear Lubricant (GM Part No. 89021677) or
equivalent meeting GM Speci cation 9986115.
To completely re ll after draining, add 4.7 ounces
(140 ml) of Limited-Slip Differential Lubricant Additive
(GM Part No. 1052358) or equivalent. Then ll to
the bottom of the ller plug hole with the Synthetic
Gear Lubricant.
6-46
Usage Fluid/Lubricant
Trunk Key Lock
CylinderMulti-Purpose
Lubricant, Superlube
(GM Part No. U.S. 12346241,
in Canada 10953474).
Rear Axle
(Limited-Slip
Differential)SAE 75W-90 Synthetic
Axle Lubricant
(GM Part No. U.S. 89021677,
in Canada 89021678) meeting
GM Speci cation 9986115. With
a complete drain and re ll add
4.7 ounces (140 ml) of Limited-Slip
Axle Lubricant Additive
(GM Part No. U.S. 1052358, in
Canada 992694) where required.
SeeRear Axle on page 6-46.Usage Fluid/Lubricant
Hood Latch
Assembly,
Secondary
Latch, Pivots,
Spring
Anchor, and
Release PawlLubriplate Lubricant Aerosol
(GM Part No. U.S. 12346293,
in Canada 992723) or lubricant
meeting requirements of NLGI #2,
Category LB or GC-LB.
Hood and
Door HingesMulti-Purpose Lubricant, Superlube
(GM Part No. U.S. 12346241,
in Canada 10953474).
Weatherstrip
ConditioningWeatherstrip Lubricant
(GM Part No. U.S. 3634770,
in Canada 10953518) or
Dielectric Silicone Grease
(GM Part No. U.S. 12345579,
in Canada 992887).
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