Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Maintenance Indicator Reset


GM OIL LIFE SYSTEM - RESETTING

DRIVER INFORMATION CENTER (if Equipped)
1. Turn the ignition key to "ON" (engine OFF).
2. Push the accelerator pedal fully to the floor and slowly release three times within five seconds.
3. If the CHANGE OIL SOON light flashes, the system is reseting.
4. Turn the ignition OFF after the light has finished flashing. Start the vehicle.
If the "CHANGE ENGINE OIL" message comes back on, the monitor has not reset. Repeat the procedure.

TRIP COMPUTER (if equipped)
1. Press the MODE button until the light appears lit next to OIL LIFE.
2. Press and hold the RESET button for three seconds. The oil life percentage should change to 100%.