Grand Prix
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2003 Pontiac Grand Prix, 2003 Pontiac Bonneville, 2003 Chevrolet Monte Carlo, 2003 Chevrolet Impala, and 2003 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
Without Trip Computer
- Turn the ignition to RUN, with the engine OFF.
- Fully press and release the accelerator pedal 3 times within 5 seconds.
- If the CHANGE OIL SOON light flashes, the system is resetting.
- Turn the key to OFF after the light has finished flashing, then start engine.
- If the CHANGE OIL SOON light comes back on, the engine oil life system did not reset. Repeat the procedure.
With Trip Computer
- Press the MODE button until the light appears next to OIL LIFE.
- Press and hold the RESET button for 3 seconds. The oil life percentage should change to 10 percent.