Hydraulic Clutch - GMC 1999 Sierra 1500 Pickup Owner's Manual

How to Add Fluid:
Here's how to add fluid. Refer to the Maintenance Schedule to determine
what kind of fluid to use. See "Recommended Fluids and Lubricants" in the
Index.
1.
Remove the filler plug.
2.
Add fluid at the filler plug hole. Add only enough fluid to bring the fluid
3. Install the filler plug. Be sure that the filler plug is fully seated.
level up
to
the bottom of the filler plug hole.
Hydraulic Clutch
112" to
K2376
The hydraulic clutch in your vehicle is self-adjusting. A slight amount of play
(112 inch to an inch) in the pedal is normal.
6-37