How do you turn off the oil change light in a 1994 Buick Roadmaster?

To turn off the oil change light in a 1994 Buick Roadmaster, first, turn the ignition key to the "ON" position without starting the engine. Then, press the gas pedal three times within five seconds. After this, the oil change light should reset and turn off. If it doesn't, you may need to check the oil level or consult the vehicle's manual for further troubleshooting.