The lamps inside the vehicle will go on when any door is opened. These lamps fade out about 20 seconds after all of the doors have been closed or when the ignition is turned to ON/RUN. These lamps will also go on when pressing the trunk release, unlock symbol, or the horn symbol button on the Remote Keyless Entry System (RKE) Transmitter.
After the key is removed from the ignition, the lamps inside the vehicle stay on for about 20 seconds to provide an illuminated exit.
Dome Lamp
Mirror Reading LampsChevrolet Cobalt Service & Repair Manual. Headlamp Alignment, Adjust
Visual Aim
Headlamp aim should be inspected
when a new headlamp capsule is installed, or if service or repairs to the
front end area have, or may have, disturbed the headlamps or their mounting.
The area should consist of a level
surface large enough to allow for a v ...