1994 Chevrolet S10 Pickup Owner's Manual - Page 240

How to Check Lubricant If the levelis 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. The arrow on the left shows the drain plug location. The arrow right on the shows the filler plug location. What to Use Refer to the Maintenance Schedule to determine what kind of lubricant to use. See "Recommended Fluids and Lubricants" in the Index. Front Axle When to Check and Change Lubricant Refer to the Maintenance Schedule to determine how often to check the lubricant and when to change See "Scheduled Maintenance Services" in it. the Index. How to Check Lubricant If the levelis below the bottomof the filler plug hole, you'll need to add some lubricant. 6-22