When you open the hood on the 2.2L L4 engine, here is what you will see:

A. Engine Air Cleaner/Filter (2.0L Turbo Engine) or Engine Air Cleaner/Filter (2.2L Engine).
B. Engine Oil Fill Cap. See “When to Add Engine Oil” under Engine Oil.
C. Engine Oil Dipstick (Out of View). See “Checking Engine Oil” under Engine Oil.
D. Brake Master Cylinder Reservoir. See “Brake Fluid” under Brakes and Hydraulic Clutch.
E. Engine Compartment Fuse Block.
F. Remote Positive (+) Terminal. See Jump Starting.
G. Remote Negative (-) Terminal. See Jump Starting.
H. Engine Coolant Surge Tank. See Cooling System.
I. Windshield Washer Fluid Reservoir. See “Adding Washer Fluid” under Windshield Washer Fluid.
When you open the hood on the 2.0L L4 engine, this is what you will see:

A. Engine Air Cleaner/Filter (2.0L Turbo Engine) or Engine Air Cleaner/Filter (2.2L Engine).
B. Engine Oil Dipstick. See “Checking Engine Oil” under Engine Oil.
C. Engine Cooling Fan. See Cooling System.
D. Engine Oil Fill Cap. See “When to Add Engine Oil” under Engine Oil.
E. Brake Master Cylinder Reservoir. See “Brake Fluid” under Brakes and Hydraulic Clutch.
F. Engine Compartment Fuse Block.
G. Remote Positive (+) Terminal. See Jump Starting.
H. Remote Negative (-) Terminal. See Jump Starting.
I. Engine Coolant Surge Tank. See Cooling System.
J. Windshield Washer Fluid Reservoir. See “Adding Washer Fluid” under Windshield Washer Fluid.
Hood Release
Engine OilChevrolet Cobalt Service & Repair Manual. 2007-10 Cobalt & G5
Warning: Gasoline or gasoline
vapors are highly flammable. A fire could occur if an ignition source is
present. Never drain or store gasoline or diesel fuel in an open container,
due to possibility of fire or explosion. Have a dry chemical (Class B) fire
extinguisher nearby.
...