The following three systems help to control the vehicle while driving — brakes, steering, and accelerator. At times, as when driving on snow or ice, it is easy to ask more of those control systems than the tires and road can provide. Meaning, you can lose control of the vehicle. See Traction Control System (TCS), Enhanced Traction System (ETS), and Electronic Stability Control (ESC).
Adding non-dealer/non-retailer accessories can affect vehicle performance. See Accessories and Modifications.
Chevrolet Cobalt Owners Manual. Door Locks
WARNING:
Unlocked doors can be dangerous.
- Passengers, especially children, can easily
open the doors and fall out of a moving
vehicle. When a door is locked, the handle will
not open it. The chance of being thrown out of
the vehicle in a crash is increased if the doors
are not locked. So, a ...