On vehicles with power door locks, the doors automatically lock when the shift lever is moved out of (P) Park for a vehicle with an automatic transmission.
For a vehicle with a manual transmission, the speed must be greater than 5 mph (8 km/h).
The automatic door locking feature cannot be disabled.
Chevrolet Cobalt Service & Repair Manual. Emission Control Service Reminder Indicators (SRI) Reset Procedures
Change Oil, Change Oil Now Or Change Oil Soon Messages
After changing the engine oil,
the system must be reset as follows:
1.
Turn ignition to RUN with engine off.
2.
Press INFORMATION and RESET buttons
on Driver Inform ...