Reset service light indicator, engine oil life Buick Regal, year 1997-2013 reset instructions: 1. Turn the ignition to run (one position before starting engine). 2. Immediately after Step 1 press and release the gas pedal 3 times within 5 seconds. 3. If the CHANGE OIL SOON indicator flashes 4. Turn the ignition to off. 5. […]