2003 Chevrolet Monte Carlo Owner's Manual - Page 256

How to Reset the Change Engine Oil Message The GM Oil Life SystemTM calculates when to change your engine oil and filter based on vehicle use. Anytime your oil is changed, reset the system so it can calculate when the next oil change is required. If a situation occurs where you can change your oil prior to a being turned on, reset the system. After changing the engine oil, the system must be reset. To reset the CHANGE ENGINE OIL message use one of the following procedures: Using the Accelerator Pedal 1. Turn the ignition to ON, with the engine off. 2. Fully press and release the accelerator pedal three times within five seconds. If the CHANGE ENGINE OIL message flashes, the system is reset. However, if it stays on, it did not reset. You'll need to repeat the reset procedure. What to Do with Used Oil Used engine oil contains certain elements that may be unhealthy for your skin and could even cause cancer. Don't let used oil stay on your skin for very long. Clean your skin and nails with soap and water, or a good hand cleaner. Wash or properly dispose of clothing or rags containing used engine oil. See the manufacturer's warnings about the use and disposal of oil products. Used oil can be a threat to the environment. If you change your own oil, be sure to drain all the oil from the filter before disposal. Never dispose of oil by putting it in tne trasn, pouring ir on ine grouna, into sewers, or into streams or bodies of water. Instead, recycle it by taking it to a place that collects used oil. If you have a problem properly disposing of your used oil, ask your dealer, a service station or a local recycling center for help. Using the Radio 1. Turn the ignition to ACC or ON, with the radio off. 2. Press and hold the TUNE DlSP button on the radio for at least five seconds until SETTINGS is displayed. 3. Press the SEEK PSCAN up or down arrow to scroll through the main menu. 4. Scroll until OIL LIFE appears on the display. 5. Press the 1 PREV or 2 NEXT buttons to enter the subrrlerw. neae I wiii Lt: dispiay&. 6. Press the TUNE DlSP button to reset. A chime will be heard to verify the new setting and DONE will be displayed for one second. 7. Once the indicator has been reset, scroll until EXIT appears on the display. 8. Press the TUNE DlSP button to exit programming. A chime will be heard to verify the exit. -7n-7 5-21