It is not necessary to check the transmission fluid level.
A transmission fluid leak is the only reason for fluid loss. If a leak occurs, take your vehicle to a dealer/ retailer and have it repaired as soon as possible.
Change the fluid and filter at the intervals listed in the
Maintenance Schedule. See Scheduled Maintenance. Be sure to use the transmission
fluid
listed in Recommended Fluids and Lubricants.
Notice: Use of the incorrect automatic transmission fluid may damage the vehicle, and the damages may not be covered by the vehicle's warranty. Always use the automatic transmission fluid listed in Recommended Fluids and Lubricants.
Chevrolet Cobalt Owners Manual. Filling the Tank
WARNING:
Fuel vapor burns violently and a fuel fire can
cause bad injuries. To help avoid injuries to you
and others, read and follow all the instructions
on the fuel pump island. Turn off the engine
when refueling. Do not smoke near fuel or when
refueling the vehicle. Do not use cellular phon ...