How do you reset service light on 1998 v70?

To reset the service light on a 1998 Volvo V70, turn the ignition key to the "II" position without starting the engine. Press the trip odometer reset button until the display shows "Odometer." Turn the key to the "OFF" position, then back to "II," and hold the trip odometer button until the service light flashes and then turns off. Release the button, and the service light should be reset.