Buick Encore: Cabin Air Filter

 Customer Assistance Offices

Buick encourages customers to call the toll-free number for assistance. However, if a customer wishes to write or e-mail Buick, the letter should be addressed to: United States and Puerto Rico Buick Customer Assistance Center P.O. Box 33136 Detroit, MI 48232-5136 1-800-521-7300 1-800-832-8425 (For

 Lane Departure Warning (LDW)

If equipped, LDW may help avoid crashes due to unintentional lane departures. LDW uses a camera sensor to detect the lane markings at speeds of 56 km/h (35 mph) or greater. It may provide an alert if the vehicle is crossing a lane without using a turn signal in that direction. LDW light will not al