2004 Buick Lacrosse Oil Reset. Press MENU button on the turn signal lever to scroll through the menu items to get to Change Engine Oil Soon OR Remaining Oil Life message. A Buick La Crosse Oil Change costs between 114 and 127 on average.
Turn ignition on engine off within 5 seconds step on accelerator 3 times quickly. Press i button repeatedly until ENGINE OIL MONITOR is displayed. Light should blink and go out.
If the CHANGE OIL SOON indicator flashes.
Turn the ignition to run one position before starting engine. Press MENU button on the turn signal lever to scroll through the menu items to get to Change Engine Oil Soon OR Remaining Oil Life message. Turn the ignition off. Newer Buick vehicles are equipped with an engine Oil Life System OLS.