2013 Chevrolet Volt Owner Manual - Page 174

6-4 Lighting Raise or lower the lever until the arrow starts to flash to signal a lane change. Hold it there until the lane change is complete. If the lever is moved momentarily to the lane change position, the arrow will flash three times. The lever returns to its starting position when it is released. Turn and Lane-Change Signals Interior Lighting Instrument Panel Illumination Control An arrow on the instrument cluster will flash in the direction of the turn or lane change. Move the lever all the way up or down to signal a turn. If a turn signal arrow flashes rapidly or does not come on, a signal bulb may need to be replaced. See Bulb Replacement on page 10‑27. The brightness of the instrument panel cluster display, infotainment display and controls, steering wheel controls, and all other illuminated controls, as well as feature status indicators can be adjusted. The thumbwheel is on the instrument panel beside the steering column. Move the thumbwheel up or down to brighten or dim the lights.