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:
Security Light
For information regarding
this light and the vehicle’s
security system, see
Content Theft-Deterrent. ...
Overview
Redesigned from the ground up, the 2010 Buick LaCrosse luxury sedan makes its
world debut at the 2009 North American International Auto Show in Detroit on
Jan. 12, 2009. The Buick LaCrosse offers ...
Engine Cooling When Trailer Towing
The cooling system may temporarily overheat during
severe operating conditions. See Engine Overheating. ...
