GMC 1996 Sonoma Owner's Manual page 231

When you lift the hood. you'll see these
items
on the 4.3L engine:
-
A.
Engine Oil Fill
B. Brake
Master
Cylinder
C.
Coolant Recovery Tank
D. Engine
Oil Dipstick
E.
Power
Steering
Reservoir
F.
Battery
G. Air Cleaner
H.
Windshield Washer Fluid
0 - Y