To replace a CHMSL bulb: 1. Open the trunk.
2. Press the tabs to release the bulb assembly.
3. Pull the bulb assembly down to access the bulbs.
4. Pull the old bulb straight out.
5. Push the new bulb straight in until it clicks.
6. Align the tabs in the bulb assembly with the assembly in the trunk lid. Push the bulb assembly back into place until it snaps in. You may need to use a tool to guide the tabs into the assembly.
Chevrolet Cobalt Owners Manual. Driver Information Center (DIC)
Your vehicle has a Driver Information Center (DIC).
The DIC display gives you the status of many of your
vehicle's systems. The DIC is also used to display
driver personalization menu modes and warning/status
messages. All messages will appear in the DIC display,
located at the bottom of the ...