Uplevel Headlamp Assembly
The uplevel model vehicle has a high intensity discharge (HID) high/low beam, a dedicated DRL, and a parking/turn signal lamp on the headlamp assembly. See High Intensity Discharge (HID) Lighting for more information.
To replace one of these bulbs:
1. Open the hood. See Hood.

A. DRL Lamp
B. Parking/Turn Signal Lamp
2. Turn the bulb socket counterclockwise to remove it from the headlamp assembly.
3. Pull the bulb straight out from the socket.
4. Push the new bulb into the socket and reinstall the socket into the headlamp assembly by turning it clockwise.
See also:
Customer Assistance for Text
Telephone (TTY) Users
To assist customers who are deaf, hard of hearing, or
speech-impaired and who use Text Telephones (TTYs),
Buick has TTY equipment available at its Customer
Assistance Center. Any TTY user can co ...
Volume Control
VOL/ (Volume/Power): Turn to
adjust the volume.
(Phone/Mute): For vehicles with
OnStar®, press and hold to mute
the infotainment system. Press and
hold again, or turn the VOL/
knob t ...
Lower Anchor and Top Tether Anchor Locations
Rear Seat
(Top Tether Anchor):
Seating positions with top tether anchors.
(Lower Anchor): Seating positions with two lower anchors.
To assist you in locating the lower anchors, each rear anc ...
