Notice: Do not add anything electrical to the vehicle unless you check with your dealer/retailer first. Some electrical equipment can damage the vehicle and the damage would not be covered by the vehicle's warranty. Some add-on electrical equipment can keep other components from working as they should.
Add-on equipment can drain the vehicle battery, even if the vehicle is not operating.
The vehicle has an airbag system. Before attempting to add anything electrical to the vehicle, see Servicing Your Airbag-Equipped Vehicle and Adding Equipment to Your Airbag-Equipped Vehicle.
Service Parts Identification Label
Headlamp WiringChevrolet Cobalt Owners Manual. Setting the Clock
Without Date Display
AM/FM Base Radio with a Single CD Player
To set the time:
1. Turn the ignition key to ACC/ACCESSORY or
ON/RUN. Press O to turn the
radio on.
2. Press until the hour
begins flashing on the
display. Press a second time
and the minute
begins flashing on the display.
...