Oldsmobile 2001 Alero - Manual (Page 249)

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Engine Compartment Overview
When you open the hood on the 2.4L L4 engine, you’ll see the following:
A. Engine Coolant Surge Tank
B. Engine Oil Fill Cap
C. Engine Oil Dipstick D. Power Steering Fluid Reservoir
E. Brake Fluid Reservoir
F. Engine Air Cleaner/Filter G. Battery
H. Windshield Washer
Fluid Reservoir