Once a Year

• Starter switch check. See Owner Checks and Services.

• Parking brake and automatic transmission P (Park) mechanism check. See Owner Checks and Services.

• Automatic transmission shiftlock control system check. See Owner Checks and Services.

• Ignition transmission lock check. See Owner Checks and Services.

• Engine cooling system and pressure cap pressure check. Radiator and air conditioning condenser outside cleaning. See Cooling System.

• Exhaust system and nearby heat shields inspection for loose or damaged components.

• Accelerator pedal check for damage, high effort, or binding. Replace if needed.

• If the vehicle has a Tire Sealant and Compressor Kit, check the sealant expiration date printed on the instruction label of the kit. See Tire Sealant and Compressor Kit.

    See also:

    Online Owner Center
    Buick Owner Center (U.S.) www.buickownercenter.com Information and services customized for your specific vehicle — all in one convenient place. ► Digital owner manual, warranty information, ...

    If the Off Indicator is Lit for an Adult-Size Occupant
    If a person of adult-size is sitting in the right front passenger seat, but the off indicator is lit, it could be because that person is not sitting properly in the seat. If this happens, use the fo ...

    Phone Settings
    See Bluetooth (Overview) or Bluetooth (Infotainment Controls) or Bluetooth (Voice Recognition) or Bluetooth (UHP Mexico Only) in the “Phone” section for more information on phone settings. ...