If the drivers door is opened with the ignition off and the lamps on, a warning chime will sound. This indicates that the headlamps are still on.
Chevrolet Cobalt Owners Manual. Securing a Child Restraint in the Right Front Seat Position
The vehicle has airbags. A rear seat is a safer place to
secure a forward-facing child restraint. See Where to
Put the Restraint .
In addition, the vehicle may have a passenger sensing
system which is designed to turn off the right front
passenger frontal airbag under certain conditions.
See P ...