Buick service light 1991-01
Turn the ignition to ON. Press the GAUGE INFO button on the driver information center (DIC) switch to view OIL LIFE INDEX. Press and hold the RESET button on the DIC until the display reads OIL LIFE INDEX 100% NORMAL. The engine oil life monitor is now reset. Turn the ignition OFF.
When "OIL LIFE INDEX CHANGE OIL" appears in the Driver Information Center, press and hold the "RESET" button while the oil life index is being displayed. After 5 seconds, the oil life will change to 100%
When "CHANGE OIL SOON" light is illuminated, access the reset button in the glove box. With the engine off and the ignition switch in the run position, press and hold the button for at least 5 seconds. The light will flash four times and then go out.
To reset the "CHANGE OIL" light, turn the ignition switch to the run position with the engine off. Fully depress and release the accelerator pedal three times within 5 seconds. The light will flash twice and go out.
To reset the "CHANGE OIL" light, turn the ignition switch to the run position with the engine off. Access the reset button on the end of the instrument panel by the fuse block. Press the switch and hold it for at least 5 seconds.
When "CHANGE OIL SOON" light is illuminated, find the hole in the underside of the dash on the passenger side near the door. Insert a blunt instrument into the hole and press the switch. The light will flash four times when the system is reset.
on Dec 07, 2009 | Buick LeSabre Cars & Trucks