To replace this bulb: 1. Open the trunk.
2. Remove the trunk trim and pull back fastener.
3. Disconnect the wiring harness by lifting up on the tab to release and pull it straight out.
4. Turn the bulb socket counterclockwise and pull it straight out of the taillamp assembly.
5. Pull the old bulb straight out of the bulb socket.
6. Push the new bulb straight into the bulb socket until it clicks.
7. Push the bulb socket into the taillamp assembly and turn it clockwise to lock it into place.
8. Push the wiring harness straight into the bulb socket and push down on the tab.
9. Reinstall the trunk trim and fastener.
Chevrolet Cobalt Owners Manual. Manual Rearview Mirror
Hold the inside rearview mirror in the center to move it
for a clearer view of behind your vehicle. Adjust the
mirror to avoid glare from the headlamps behind you.
Push the tab forward for daytime use and pull it for
nighttime use.
Vehicles with OnStar® have three additional control
buttons l ...