GM Service Manual Online
For 1990-2009 cars only

When to Check Lubricant

Refer to the Maintenance Schedule to determine how often to check the lubricant. See Part A: Scheduled Maintenance Services .

How to Check Lubricant

To get an accurate reading, the vehicle should be on a level surface.


Object Number: 811419  Size: B3

If the level is below the bottom of the filler plug hole, you'll need to add some lubricant. Add enough lubricant to raise the level to the bottom of the filler plug hole.

What to Use

Refer to the Maintenance Schedule to determine what kind of lubricant to use. See Part D: Recommended Fluids and Lubricants .