For vehickes with a convenience net, it is located in the rear. Use it to store small loads as far forward as possible. The net should not be used to store heavy loads.
Chevrolet Cobalt Service & Repair Manual. Tire & Wheel Assembly Rotate & Balance
A statically balanced wheel is
balanced in one plane, around centerline of wheel. This prevents simple
up and down movement relative to centerline of the wheel. A dynamically
balanced wheel is balanced on both sides of hub. This reduces the chance
of wobble off axis. Dynamic b ...