This vehicle has systems that operate on a radio frequency that comply with Part 15 of the Federal Communications Commission (FCC) Rules and with RSS-210/211 of Industry Canada.
Operation is subject to the following two conditions: 1. The device may not cause interference.
2. The device must accept any interference received, including interference that may cause undesired operation of the device.
Changes or modifications to any of these systems by other than an authorized service facility could void authorization to use this equipment.
Radio Frequency
Identification (RFID)Chevrolet 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 ...