See also:

Hitches
Use the correct hitch equipment. See your dealer or a hitch dealer for assistance. . The rear bumper on the vehicle is not intended for hitches. Do not attach rental hitches or other bumper-type hi ...

Object Detection System Messages
PARK ASSIST OFF This message is displayed when the park assist system has been turned off. See Ultrasonic Parking Assist . SERVICE PARK ASSIST This message is displayed if there is a problem with ...

Reporting Safety Defects toGeneral Motors
In addition to notifying NHTSA (or Transport Canada) in a situation like this, we certainly hope you will notify us. Please call us at 1-800-521-7300, or write: Buick Customer Assistance Cente ...