GM Service Manual Online
For 1990-2009 cars only

Resetting Procedure

Follow this procedure to reset the GM oil life system:

  1. Turn the ignition to ON without starting the engine.
  2. Fully press and release the accelerator pedal three times within five seconds.
  3. • If the CHANGE OIL SOON indicator flashes two times, the system is reset.
    • If the CHANGE OIL SOON indicator comes on and stays on for five seconds, try to reset the system again.