Lamp Messages

SERVICE LEFT HEADLAMP ASSEMBLY

On some models, this message will be displayed when the left headlamp is out and needs to be serviced. See “LED Lighting” in LED Lighting   for more information.

SERVICE RIGHT HEADLAMP ASSEMBLY

On some models, this message will be displayed when the right headlamp is out and needs to be serviced. See “LED Lighting” in LED Lighting   for more information.

TURN SIGNAL ON

This message displays and a chime sounds if a turn signal is left on for 1.2 km (3/4 of a mi). Move the turn signal/multifunction lever to the off position.

    See also:

    Fuel Economy Mode
    The vehicle may have a fuel economy mode. When engaged, fuel economy mode can improve the vehicle's fuel economy. Pressing the eco button by the shift lever will engage fuel economy mode. Whe ...

    Potential Issues
    Some OnStar services are disabled after five days. OnStar cannot perform Remote Door Unlock or Stolen Vehicle Assistance after the vehicle has been off continuously for five days. After five ...

    Memory Features
    On vehicles with the memory feature, the “1” and “2” buttons on the outboard side of the driver seat are used to manually save and recall the positions of the driver seat, outside mirrors, and a ...