Service Bulletins

Service Bulletins give additional technical service information needed to knowledgeably service General Motors cars and trucks.

Each bulletin contains instructions to assist in the diagnosis and service of the vehicle.

    See also:

    Heated Seats
    Your vehicle may have heated front seats. To operate the heated seats, the ignition must be on. Driver’s Side Buttons shown The buttons are located on the front doors. (Heated Seat Cushion ...

    Index
    To quickly locate information about the vehicle, use the index in the back of the manual. It is an alphabetical list of what is in the manual and the page number where it can be found. ...

    The Inside
    Buick sells only three models now, and the Lucerne falls in the middle in size, price and interior quality. Of the three large crossover models GM has sold over the past couple years, the Buick En ...