Fluids and lubricants identified below by name, part number, or specification can be obtained from your dealer/retailer.

Owner Checks and Services
Maintenance Replacement PartsChevrolet Cobalt Owners Manual. Door Locks
To lock the driver door from outside the vehicle, turn the
key clockwise. Turn it counterclockwise to unlock.
The Remote Keyless Entry (RKE) transmitter can also
be used to lock or unlock the doors.
From the inside, use the manual lock knobs on each
door or use the power door locks.
Power Door ...