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:

    Electric Power Management
    This vehicle has Electric Power Management (EPM), an advanced control system. It estimates the battery’s temperature and state of charge and then adjusts the voltage for best performance and ext ...

    Body Component Lubrication
    Lubricate all key lock cylinders, hood hinges, liftgate hinges, trunk hinges and steel fuel door hinge unless the components are plastic. Applying silicone grease on weatherstrips with a clean clo ...

    Outlet Adjustment
    Use the air outlets located in the center and on the sides of your instrument panel to direct the airflow. Operation Tips • Keep the hood and front air inlets free of ice, snow, or any other ob ...