Rear Axle
When to Check Lubricant
It is not necessary to regularly check rear axle fluid unless you suspect there is a leak or you hear an unusual noise. A fluid 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.
The proper level is from 0 to 3/8 inch (0 to 10 mm) below the bottom of the filler plug hole, located on the rear axle.
What to Use
To determine what kind of lubricant to use.
See also:
Setting Cruise Control
If the cruise button is on when not in use, it could get bumped and go into cruise
when not desired. Keep the cruise control button off when cruise is not being used.
To set a speed:
1. Press to ...
Collision Parts
Genuine GM Collision parts are new parts made with
the same materials and construction methods as
the parts with which your vehicle was originally built.
Genuine GM Collision parts are your best ...
Climate Controls
The heating, cooling, defrosting, and ventilation for the vehicle can be controlled
with these systems. ...
