GMC 2001 Sierra 1500 Pickup Owner's Manual page 354

When you lift up the hood on the VORTEC 8100 V8 engine you will see the following:
A. Engine Air Cleaner/Filter
B. Coolant Surge Tank
C. Air Filter Restriction Indicator
D. Engine Oil Dipstick
E. Automatic Transmission Dipstick
(If Equipped)
6-12
F. Engine Oil Fill
G. Fan
-
H. Remote Negative ( )
Terminal (GND)
I. Remote Positive (+) Terminal
J. Power Steering Fluid Reservoir
K. Brake Fluid Reservoir
L. Clutch Fluid Reservoir
(If Equipped)
M. Underhood Electrical Center
N. Battery
O. Windshield Washer Fluid Reservoir