Buick Regal: Additional Required Services - Scheduled Maintenance - Service and Maintenance - Buick Regal Owners ManualBuick Regal: Additional Required Services

Every 12 000 km/7,500 Miles

► Rotate tires. Tires should be rotated every 12 000 km/ 7,500 miles. See Tire Rotation .

At Each Fuel Stop

► Engine oil level check. See Engine Oil .

► Engine coolant level check. See Engine Coolant .

► Windshield washer fluid level check. See Washer Fluid .

Once a Month

► Tire inflation check. See Tire Pressure .

► Tire wear inspection. See Tire Inspection .

► Sunroof track and seal inspection, if equipped. See Sunroof .

Once a Year

► See Starter Switch Check .

► See Automatic Transmission Shift Lock Control Function Check .

► See Ignition Transmission Lock Check .

► See Park Brake and P (Park) Mechanism Check .

► Accelerator pedal check for damage, high effort, or binding.

Replace if needed.

► Underbody flushing service.

► Hood/Decklid/Liftgate/Liftglass Support Gas Strut Service:

Visually inspect gas strut, if equipped, for signs of wear, cracks, or other damage. Check the hold open ability of the gas strut. Contact your dealer if service is required

Once Every Two Years

► Vehicles using DOT 4 brake fluid only: Change brake/clutch hydraulic fluid at a regular maintenance service every two years.

First Engine Oil Change After Every 40 000 km/25,000 Miles

► Passenger compartment air filter replacement (or every 24 months, whichever occurs first). More frequent replacement may be needed if you drive in areas with heavy traffic, areas with poor air quality, or areas with high dust levels.

Replacement may also be needed if you notice reduced air flow, windows fogging up, or odors. Your dealer can help you determine when it is the right time to replace the filter.

First Engine Oil Change After Every 80 000 km/50,000 Miles

► Engine air cleaner filter replacement. See Engine Air Cleaner/Filter .

► Automatic transmission fluid change (severe service) for vehicles mainly driven in heavy city traffic in hot weather, in hilly or mountainous terrain, or used for taxi, police, or delivery service. See Automatic Transmission Fluid .

► Evaporative control system inspection. Check all fuel and vapor lines and hoses for proper hook-up, routing, and condition.

Check that the purge valve, if the vehicle has one, works properly. Replace as needed. An Emission Control Service. The U.S. Environmental Protection Agency or the California Air Resources Board has determined that the failure to perform this maintenance item will not nullify the emission warranty or limit recall liability prior to the completion of the vehicle's useful life. We, however, urge that all recommended maintenance services be performed at the indicated intervals and the maintenance be recorded.

First Engine Oil Change After Every 160 000 km/100,000 Miles

► Automatic transmission fluid change (normal service). See Automatic Transmission Fluid .

► Spark plug replacement and spark plug wires inspection.

An Emission Control Service.

First Engine Oil Change After Every 240 000 km/150,000 Miles

► Engine cooling system drain, flush, and refill (or every five years, whichever occurs first). See Cooling System . An Emission Control Service.

► Engine drive belts inspection for fraying, excessive cracks, or obvious damage (or every 10 years, whichever occurs first). Replace, if needed

    Every Engine Oil Change
    ► Change engine oil and filter. Reset oil life system. See Engine Oil  and Engine Oil Life System . An Emission Control Service. ► Engine coolant level check. See Engine Coolant . ...

    See also:

    Adjust the Front Seats.
    Adjust the driver’s seat as far to the rear as possible while allowing you to maintain full control of the vehicle. Have a front passenger adjust their seat as far to the rear as possible. ...

    Following the initial pairing
    ▷ The mobile phone is detected/connected in the vehicle within a short period of time when the engine is running or the ignition is switched on. ▷ The phone book entries of the tele ...

    Top Tether
    Important safety information WARNING Observe "Important safety notes" WARNING Always lock the rear seat backrests in their upright position when the rear seats are occupied b ...