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:

    Battery
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    Interior Quality & Comfort
    The CTS' cabin quality has held up well since this generation first hit the road as a 2008 model, and it's still competitive against newer entrants like the 535i and M37. Among the highlights are ...

    Under the Hood
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