The engine oil life system calculates engine oil life based on vehicle use and displays a DIC message when it is necessary to change the engine oil and filter.
The oil life system should be reset to 100% only following an oil change.
Resetting the Oil Life System
1. Turn the ignition to ON/RUN, with the engine off.
2. Press the DIC information and reset buttons at the same time to enter the personalization menu.
3. Press the information button until the DIC display shows OIL-LIFE RESET.
4. Press and hold the reset button until the DIC display shows ACKNOWLEDGED.
5. Turn the key to LOCK/OFF.
See Engine Oil Life System.
Chevrolet Cobalt Owners Manual. Taillamps and Turn Signal Lamps (Coupe)
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 ol ...